15742955240

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{981481}}^1$

素因数の和:981893

約数の個数: 32

約数和(自身を含む): 35510018760

約数和(自身を除く): 19767063520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 4010, 8020, 16040, 981481, 1962962, 3925924, 4907405, 7851848, 9814810, 19629620, 39259240, 393573881, 787147762, 1574295524, 1967869405, 3148591048, 3935738810, 7871477620, 15742955240]

約数ペア:

[(1, 15742955240), (2, 7871477620), (4, 3935738810), (5, 3148591048), (8, 1967869405), (10, 1574295524), (20, 787147762), (40, 393573881), (401, 39259240), (802, 19629620), (1604, 9814810), (2005, 7851848), (3208, 4907405), (4010, 3925924), (8020, 1962962), (16040, 981481)]