15761290

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 29237760

約数和(自身を除く): 13476470

約数列:

[1, 2, 5, 10, 71, 79, 142, 158, 281, 355, 395, 562, 710, 790, 1405, 2810, 5609, 11218, 19951, 22199, 28045, 39902, 44398, 56090, 99755, 110995, 199510, 221990, 1576129, 3152258, 7880645, 15761290]

約数ペア:

[(1, 15761290), (2, 7880645), (5, 3152258), (10, 1576129), (71, 221990), (79, 199510), (142, 110995), (158, 99755), (281, 56090), (355, 44398), (395, 39902), (562, 28045), (710, 22199), (790, 19951), (1405, 11218), (2810, 5609)]