20130000

素因数分解:

$2^4\times 3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:103

約数の個数: 200

約数和(自身を含む): 72051936

約数和(自身を除く): 51921936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 33, 40, 44, 48, 50, 55, 60, 61, 66, 75, 80, 88, 100, 110, 120, 122, 125, 132, 150, 165, 176, 183, 200, 220, 240, 244, 250, 264, 275, 300, 305, 330, 366, 375, 400, 440, 488, 500, 528, 550, 600, 610, 625, 660, 671, 732, 750, 825, 880, 915, 976, 1000, 1100, 1200, 1220, 1250, 1320, 1342, 1375, 1464, 1500, 1525, 1650, 1830, 1875, 2000, 2013, 2200, 2440, 2500, 2640, 2684, 2750, 2928, 3000, 3050, 3300, 3355, 3660, 3750, 4026, 4125, 4400, 4575, 4880, 5000, 5368, 5500, 6000, 6100, 6600, 6710, 6875, 7320, 7500, 7625, 8052, 8250, 9150, 10000, 10065, 10736, 11000, 12200, 13200, 13420, 13750, 14640, 15000, 15250, 16104, 16500, 16775, 18300, 20130, 20625, 22000, 22875, 24400, 26840, 27500, 30000, 30500, 32208, 33000, 33550, 36600, 38125, 40260, 41250, 45750, 50325, 53680, 55000, 61000, 66000, 67100, 73200, 76250, 80520, 82500, 83875, 91500, 100650, 110000, 114375, 122000, 134200, 152500, 161040, 165000, 167750, 183000, 201300, 228750, 251625, 268400, 305000, 330000, 335500, 366000, 402600, 419375, 457500, 503250, 610000, 671000, 805200, 838750, 915000, 1006500, 1258125, 1342000, 1677500, 1830000, 2013000, 2516250, 3355000, 4026000, 5032500, 6710000, 10065000, 20130000]

約数ペア:

[(1, 20130000), (2, 10065000), (3, 6710000), (4, 5032500), (5, 4026000), (6, 3355000), (8, 2516250), (10, 2013000), (11, 1830000), (12, 1677500), (15, 1342000), (16, 1258125), (20, 1006500), (22, 915000), (24, 838750), (25, 805200), (30, 671000), (33, 610000), (40, 503250), (44, 457500), (48, 419375), (50, 402600), (55, 366000), (60, 335500), (61, 330000), (66, 305000), (75, 268400), (80, 251625), (88, 228750), (100, 201300), (110, 183000), (120, 167750), (122, 165000), (125, 161040), (132, 152500), (150, 134200), (165, 122000), (176, 114375), (183, 110000), (200, 100650), (220, 91500), (240, 83875), (244, 82500), (250, 80520), (264, 76250), (275, 73200), (300, 67100), (305, 66000), (330, 61000), (366, 55000), (375, 53680), (400, 50325), (440, 45750), (488, 41250), (500, 40260), (528, 38125), (550, 36600), (600, 33550), (610, 33000), (625, 32208), (660, 30500), (671, 30000), (732, 27500), (750, 26840), (825, 24400), (880, 22875), (915, 22000), (976, 20625), (1000, 20130), (1100, 18300), (1200, 16775), (1220, 16500), (1250, 16104), (1320, 15250), (1342, 15000), (1375, 14640), (1464, 13750), (1500, 13420), (1525, 13200), (1650, 12200), (1830, 11000), (1875, 10736), (2000, 10065), (2013, 10000), (2200, 9150), (2440, 8250), (2500, 8052), (2640, 7625), (2684, 7500), (2750, 7320), (2928, 6875), (3000, 6710), (3050, 6600), (3300, 6100), (3355, 6000), (3660, 5500), (3750, 5368), (4026, 5000), (4125, 4880), (4400, 4575)]