123995240

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{39239}}^1$

素因数の和:39329

約数の個数: 32

約数和(自身を含む): 282528000

約数和(自身を除く): 158532760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 39239, 78478, 156956, 196195, 313912, 392390, 784780, 1569560, 3099881, 6199762, 12399524, 15499405, 24799048, 30998810, 61997620, 123995240]

約数ペア:

[(1, 123995240), (2, 61997620), (4, 30998810), (5, 24799048), (8, 15499405), (10, 12399524), (20, 6199762), (40, 3099881), (79, 1569560), (158, 784780), (316, 392390), (395, 313912), (632, 196195), (790, 156956), (1580, 78478), (3160, 39239)]