42102290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3121}}^1$

素因数の和:3218

約数の個数: 32

約数和(自身を含む): 80922240

約数和(自身を除く): 38819950

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2698, 3121, 6242, 6745, 13490, 15605, 31210, 59299, 118598, 221591, 296495, 443182, 592990, 1107955, 2215910, 4210229, 8420458, 21051145, 42102290]

約数ペア:

[(1, 42102290), (2, 21051145), (5, 8420458), (10, 4210229), (19, 2215910), (38, 1107955), (71, 592990), (95, 443182), (142, 296495), (190, 221591), (355, 118598), (710, 59299), (1349, 31210), (2698, 15605), (3121, 13490), (6242, 6745)]