190985830

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{55681}}^1$

素因数の和:55709

約数の個数: 32

約数和(自身を含む): 400910400

約数和(自身を除く): 209924570

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 55681, 111362, 278405, 389767, 556810, 779534, 1948835, 2728369, 3897670, 5456738, 13641845, 19098583, 27283690, 38197166, 95492915, 190985830]

約数ペア:

[(1, 190985830), (2, 95492915), (5, 38197166), (7, 27283690), (10, 19098583), (14, 13641845), (35, 5456738), (49, 3897670), (70, 2728369), (98, 1948835), (245, 779534), (343, 556810), (490, 389767), (686, 278405), (1715, 111362), (3430, 55681)]