13866940

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{881}}^1$

素因数の和:1677

約数の個数: 24

約数和(自身を含む): 29190672

約数和(自身を除く): 15323732

約数列:

[1, 2, 4, 5, 10, 20, 787, 881, 1574, 1762, 3148, 3524, 3935, 4405, 7870, 8810, 15740, 17620, 693347, 1386694, 2773388, 3466735, 6933470, 13866940]

約数ペア:

[(1, 13866940), (2, 6933470), (4, 3466735), (5, 2773388), (10, 1386694), (20, 693347), (787, 17620), (881, 15740), (1574, 8810), (1762, 7870), (3148, 4405), (3524, 3935)]