56723380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{57881}}^1$

素因数の和:57904

約数の個数: 36

約数和(自身を含む): 138569508

約数和(自身を除く): 81846128

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 57881, 115762, 231524, 289405, 405167, 578810, 810334, 1157620, 1620668, 2025835, 2836169, 4051670, 5672338, 8103340, 11344676, 14180845, 28361690, 56723380]

約数ペア:

[(1, 56723380), (2, 28361690), (4, 14180845), (5, 11344676), (7, 8103340), (10, 5672338), (14, 4051670), (20, 2836169), (28, 2025835), (35, 1620668), (49, 1157620), (70, 810334), (98, 578810), (140, 405167), (196, 289405), (245, 231524), (490, 115762), (980, 57881)]