20658000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{313}}^1$

素因数の和:350

約数の個数: 160

約数和(自身を含む): 72888192

約数和(自身を除く): 52230192

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, 66, 75, 80, 88, 100, 110, 120, 125, 132, 150, 165, 176, 200, 220, 240, 250, 264, 275, 300, 313, 330, 375, 400, 440, 500, 528, 550, 600, 626, 660, 750, 825, 880, 939, 1000, 1100, 1200, 1252, 1320, 1375, 1500, 1565, 1650, 1878, 2000, 2200, 2504, 2640, 2750, 3000, 3130, 3300, 3443, 3756, 4125, 4400, 4695, 5008, 5500, 6000, 6260, 6600, 6886, 7512, 7825, 8250, 9390, 10329, 11000, 12520, 13200, 13772, 15024, 15650, 16500, 17215, 18780, 20658, 22000, 23475, 25040, 27544, 31300, 33000, 34430, 37560, 39125, 41316, 46950, 51645, 55088, 62600, 66000, 68860, 75120, 78250, 82632, 86075, 93900, 103290, 117375, 125200, 137720, 156500, 165264, 172150, 187800, 206580, 234750, 258225, 275440, 313000, 344300, 375600, 413160, 430375, 469500, 516450, 626000, 688600, 826320, 860750, 939000, 1032900, 1291125, 1377200, 1721500, 1878000, 2065800, 2582250, 3443000, 4131600, 5164500, 6886000, 10329000, 20658000]

約数ペア:

[(1, 20658000), (2, 10329000), (3, 6886000), (4, 5164500), (5, 4131600), (6, 3443000), (8, 2582250), (10, 2065800), (11, 1878000), (12, 1721500), (15, 1377200), (16, 1291125), (20, 1032900), (22, 939000), (24, 860750), (25, 826320), (30, 688600), (33, 626000), (40, 516450), (44, 469500), (48, 430375), (50, 413160), (55, 375600), (60, 344300), (66, 313000), (75, 275440), (80, 258225), (88, 234750), (100, 206580), (110, 187800), (120, 172150), (125, 165264), (132, 156500), (150, 137720), (165, 125200), (176, 117375), (200, 103290), (220, 93900), (240, 86075), (250, 82632), (264, 78250), (275, 75120), (300, 68860), (313, 66000), (330, 62600), (375, 55088), (400, 51645), (440, 46950), (500, 41316), (528, 39125), (550, 37560), (600, 34430), (626, 33000), (660, 31300), (750, 27544), (825, 25040), (880, 23475), (939, 22000), (1000, 20658), (1100, 18780), (1200, 17215), (1252, 16500), (1320, 15650), (1375, 15024), (1500, 13772), (1565, 13200), (1650, 12520), (1878, 11000), (2000, 10329), (2200, 9390), (2504, 8250), (2640, 7825), (2750, 7512), (3000, 6886), (3130, 6600), (3300, 6260), (3443, 6000), (3756, 5500), (4125, 5008), (4400, 4695)]