2012156680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1622707}}^1$

素因数の和:1622749

約数の個数: 32

約数和(自身を含む): 4673399040

約数和(自身を除く): 2661242360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1622707, 3245414, 6490828, 8113535, 12981656, 16227070, 32454140, 50303917, 64908280, 100607834, 201215668, 251519585, 402431336, 503039170, 1006078340, 2012156680]

約数ペア:

[(1, 2012156680), (2, 1006078340), (4, 503039170), (5, 402431336), (8, 251519585), (10, 201215668), (20, 100607834), (31, 64908280), (40, 50303917), (62, 32454140), (124, 16227070), (155, 12981656), (248, 8113535), (310, 6490828), (620, 3245414), (1240, 1622707)]