20170771700

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{2079461}}^1$

素因数の和:2079572

約数の個数: 36

約数和(自身を含む): 44221838892

約数和(自身を除く): 24051067192

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 9700, 2079461, 4158922, 8317844, 10397305, 20794610, 41589220, 51986525, 103973050, 201707717, 207946100, 403415434, 806830868, 1008538585, 2017077170, 4034154340, 5042692925, 10085385850, 20170771700]

約数ペア:

[(1, 20170771700), (2, 10085385850), (4, 5042692925), (5, 4034154340), (10, 2017077170), (20, 1008538585), (25, 806830868), (50, 403415434), (97, 207946100), (100, 201707717), (194, 103973050), (388, 51986525), (485, 41589220), (970, 20794610), (1940, 10397305), (2425, 8317844), (4850, 4158922), (9700, 2079461)]