31950820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8543}}^1$

素因数の和:8580

約数の個数: 48

約数和(自身を含む): 77511168

約数和(自身を除く): 45560348

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 8543, 17086, 34172, 42715, 85430, 93973, 145231, 170860, 187946, 290462, 375892, 469865, 580924, 726155, 939730, 1452310, 1597541, 1879460, 2904620, 3195082, 6390164, 7987705, 15975410, 31950820]

約数ペア:

[(1, 31950820), (2, 15975410), (4, 7987705), (5, 6390164), (10, 3195082), (11, 2904620), (17, 1879460), (20, 1597541), (22, 1452310), (34, 939730), (44, 726155), (55, 580924), (68, 469865), (85, 375892), (110, 290462), (170, 187946), (187, 170860), (220, 145231), (340, 93973), (374, 85430), (748, 42715), (935, 34172), (1870, 17086), (3740, 8543)]