2015017960

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{200699}}^1$

素因数の和:200961

約数の個数: 32

約数和(自身を含む): 4551876000

約数和(自身を除く): 2536858040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 10040, 200699, 401398, 802796, 1003495, 1605592, 2006990, 4013980, 8027960, 50375449, 100750898, 201501796, 251877245, 403003592, 503754490, 1007508980, 2015017960]

約数ペア:

[(1, 2015017960), (2, 1007508980), (4, 503754490), (5, 403003592), (8, 251877245), (10, 201501796), (20, 100750898), (40, 50375449), (251, 8027960), (502, 4013980), (1004, 2006990), (1255, 1605592), (2008, 1003495), (2510, 802796), (5020, 401398), (10040, 200699)]