20402200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:114

約数の個数: 192

約数和(自身を含む): 62496000

約数和(自身を除く): 42093800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 40, 50, 52, 56, 59, 65, 70, 76, 91, 95, 100, 104, 118, 130, 133, 140, 152, 175, 182, 190, 200, 236, 247, 260, 266, 280, 295, 325, 350, 364, 380, 413, 455, 472, 475, 494, 520, 532, 590, 650, 665, 700, 728, 760, 767, 826, 910, 950, 988, 1064, 1121, 1180, 1235, 1300, 1330, 1400, 1475, 1534, 1652, 1729, 1820, 1900, 1976, 2065, 2242, 2275, 2360, 2470, 2600, 2660, 2950, 3068, 3304, 3325, 3458, 3640, 3800, 3835, 4130, 4484, 4550, 4940, 5320, 5369, 5605, 5900, 6136, 6175, 6650, 6916, 7670, 7847, 8260, 8645, 8968, 9100, 9880, 10325, 10738, 11210, 11800, 12350, 13300, 13832, 14573, 15340, 15694, 16520, 17290, 18200, 19175, 20650, 21476, 22420, 24700, 26600, 26845, 28025, 29146, 30680, 31388, 34580, 38350, 39235, 41300, 42952, 43225, 44840, 49400, 53690, 56050, 58292, 62776, 69160, 72865, 76700, 78470, 82600, 86450, 102011, 107380, 112100, 116584, 134225, 145730, 153400, 156940, 172900, 196175, 204022, 214760, 224200, 268450, 291460, 313880, 345800, 364325, 392350, 408044, 510055, 536900, 582920, 728650, 784700, 816088, 1020110, 1073800, 1457300, 1569400, 2040220, 2550275, 2914600, 4080440, 5100550, 10201100, 20402200]

約数ペア:

[(1, 20402200), (2, 10201100), (4, 5100550), (5, 4080440), (7, 2914600), (8, 2550275), (10, 2040220), (13, 1569400), (14, 1457300), (19, 1073800), (20, 1020110), (25, 816088), (26, 784700), (28, 728650), (35, 582920), (38, 536900), (40, 510055), (50, 408044), (52, 392350), (56, 364325), (59, 345800), (65, 313880), (70, 291460), (76, 268450), (91, 224200), (95, 214760), (100, 204022), (104, 196175), (118, 172900), (130, 156940), (133, 153400), (140, 145730), (152, 134225), (175, 116584), (182, 112100), (190, 107380), (200, 102011), (236, 86450), (247, 82600), (260, 78470), (266, 76700), (280, 72865), (295, 69160), (325, 62776), (350, 58292), (364, 56050), (380, 53690), (413, 49400), (455, 44840), (472, 43225), (475, 42952), (494, 41300), (520, 39235), (532, 38350), (590, 34580), (650, 31388), (665, 30680), (700, 29146), (728, 28025), (760, 26845), (767, 26600), (826, 24700), (910, 22420), (950, 21476), (988, 20650), (1064, 19175), (1121, 18200), (1180, 17290), (1235, 16520), (1300, 15694), (1330, 15340), (1400, 14573), (1475, 13832), (1534, 13300), (1652, 12350), (1729, 11800), (1820, 11210), (1900, 10738), (1976, 10325), (2065, 9880), (2242, 9100), (2275, 8968), (2360, 8645), (2470, 8260), (2600, 7847), (2660, 7670), (2950, 6916), (3068, 6650), (3304, 6175), (3325, 6136), (3458, 5900), (3640, 5605), (3800, 5369), (3835, 5320), (4130, 4940), (4484, 4550)]