20559185680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23362711}}^1$

素因数の和:23362735

約数の個数: 40

約数和(自身を含む): 52145573184

約数和(自身を除く): 31586387504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 23362711, 46725422, 93450844, 116813555, 186901688, 233627110, 256989821, 373803376, 467254220, 513979642, 934508440, 1027959284, 1284949105, 1869016880, 2055918568, 2569898210, 4111837136, 5139796420, 10279592840, 20559185680]

約数ペア:

[(1, 20559185680), (2, 10279592840), (4, 5139796420), (5, 4111837136), (8, 2569898210), (10, 2055918568), (11, 1869016880), (16, 1284949105), (20, 1027959284), (22, 934508440), (40, 513979642), (44, 467254220), (55, 373803376), (80, 256989821), (88, 233627110), (110, 186901688), (176, 116813555), (220, 93450844), (440, 46725422), (880, 23362711)]