20189700080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22942841}}^1$

素因数の和:22942865

約数の個数: 40

約数和(自身を含む): 51208423344

約数和(自身を除く): 31018723264

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 22942841, 45885682, 91771364, 114714205, 183542728, 229428410, 252371251, 367085456, 458856820, 504742502, 917713640, 1009485004, 1261856255, 1835427280, 2018970008, 2523712510, 4037940016, 5047425020, 10094850040, 20189700080]

約数ペア:

[(1, 20189700080), (2, 10094850040), (4, 5047425020), (5, 4037940016), (8, 2523712510), (10, 2018970008), (11, 1835427280), (16, 1261856255), (20, 1009485004), (22, 917713640), (40, 504742502), (44, 458856820), (55, 367085456), (80, 252371251), (88, 229428410), (110, 183542728), (176, 114714205), (220, 91771364), (440, 45885682), (880, 22942841)]