201172940

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{12781}}^1$

素因数の和:13577

約数の個数: 24

約数和(自身を含む): 423033072

約数和(自身を除く): 221860132

約数列:

[1, 2, 4, 5, 10, 20, 787, 1574, 3148, 3935, 7870, 12781, 15740, 25562, 51124, 63905, 127810, 255620, 10058647, 20117294, 40234588, 50293235, 100586470, 201172940]

約数ペア:

[(1, 201172940), (2, 100586470), (4, 50293235), (5, 40234588), (10, 20117294), (20, 10058647), (787, 255620), (1574, 127810), (3148, 63905), (3935, 51124), (7870, 25562), (12781, 15740)]