20162901040

素因数分解:

$2^4\times 5^1\times {\mathrm{22247}}^1\times {\mathrm{11329}}^1$

素因数の和:33589

約数の個数: 40

約数和(自身を含む): 46884990240

約数和(自身を除く): 26722089200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 11329, 22247, 22658, 44494, 45316, 56645, 88988, 90632, 111235, 113290, 177976, 181264, 222470, 226580, 355952, 444940, 453160, 889880, 906320, 1779760, 252036263, 504072526, 1008145052, 1260181315, 2016290104, 2520362630, 4032580208, 5040725260, 10081450520, 20162901040]

約数ペア:

[(1, 20162901040), (2, 10081450520), (4, 5040725260), (5, 4032580208), (8, 2520362630), (10, 2016290104), (16, 1260181315), (20, 1008145052), (40, 504072526), (80, 252036263), (11329, 1779760), (22247, 906320), (22658, 889880), (44494, 453160), (45316, 444940), (56645, 355952), (88988, 226580), (90632, 222470), (111235, 181264), (113290, 177976)]