2012142755960

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{122991611}}^1$

素因数の和:122992031

約数の個数: 32

約数和(自身を含む): 4538390482800

約数和(自身を除く): 2526247726840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3272, 4090, 8180, 16360, 122991611, 245983222, 491966444, 614958055, 983932888, 1229916110, 2459832220, 4919664440, 50303568899, 100607137798, 201214275596, 251517844495, 402428551192, 503035688990, 1006071377980, 2012142755960]

約数ペア:

[(1, 2012142755960), (2, 1006071377980), (4, 503035688990), (5, 402428551192), (8, 251517844495), (10, 201214275596), (20, 100607137798), (40, 50303568899), (409, 4919664440), (818, 2459832220), (1636, 1229916110), (2045, 983932888), (3272, 614958055), (4090, 491966444), (8180, 245983222), (16360, 122991611)]