12391630

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 23390208

約数和(自身を除く): 10998578

約数列:

[1, 2, 5, 10, 31, 62, 71, 142, 155, 310, 355, 563, 710, 1126, 2201, 2815, 4402, 5630, 11005, 17453, 22010, 34906, 39973, 79946, 87265, 174530, 199865, 399730, 1239163, 2478326, 6195815, 12391630]

約数ペア:

[(1, 12391630), (2, 6195815), (5, 2478326), (10, 1239163), (31, 399730), (62, 199865), (71, 174530), (142, 87265), (155, 79946), (310, 39973), (355, 34906), (563, 22010), (710, 17453), (1126, 11005), (2201, 5630), (2815, 4402)]