20610070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 42747264

約数和(自身を除く): 22137194

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 61, 65, 113, 115, 122, 130, 226, 230, 299, 305, 565, 598, 610, 793, 1130, 1403, 1469, 1495, 1586, 2599, 2806, 2938, 2990, 3965, 5198, 6893, 7015, 7345, 7930, 12995, 13786, 14030, 14690, 18239, 25990, 33787, 34465, 36478, 67574, 68930, 89609, 91195, 158539, 168935, 179218, 182390, 317078, 337870, 448045, 792695, 896090, 1585390, 2061007, 4122014, 10305035, 20610070]

約数ペア:

[(1, 20610070), (2, 10305035), (5, 4122014), (10, 2061007), (13, 1585390), (23, 896090), (26, 792695), (46, 448045), (61, 337870), (65, 317078), (113, 182390), (115, 179218), (122, 168935), (130, 158539), (226, 91195), (230, 89609), (299, 68930), (305, 67574), (565, 36478), (598, 34465), (610, 33787), (793, 25990), (1130, 18239), (1403, 14690), (1469, 14030), (1495, 13786), (1586, 12995), (2599, 7930), (2806, 7345), (2938, 7015), (2990, 6893), (3965, 5198)]