207928870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{20051}}^1$

素因数の和:20136

約数の個数: 32

約数和(自身を含む): 402804576

約数和(自身を除く): 194875706

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 5185, 10370, 20051, 40102, 100255, 200510, 340867, 681734, 1223111, 1704335, 2446222, 3408670, 6115555, 12231110, 20792887, 41585774, 103964435, 207928870]

約数ペア:

[(1, 207928870), (2, 103964435), (5, 41585774), (10, 20792887), (17, 12231110), (34, 6115555), (61, 3408670), (85, 2446222), (122, 1704335), (170, 1223111), (305, 681734), (610, 340867), (1037, 200510), (2074, 100255), (5185, 40102), (10370, 20051)]