201471830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{411167}}^1$

素因数の和:411188

約数の個数: 24

約数和(自身を含む): 421858368

約数和(自身を除く): 220386538

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 411167, 822334, 2055835, 2878169, 4111670, 5756338, 14390845, 20147183, 28781690, 40294366, 100735915, 201471830]

約数ペア:

[(1, 201471830), (2, 100735915), (5, 40294366), (7, 28781690), (10, 20147183), (14, 14390845), (35, 5756338), (49, 4111670), (70, 2878169), (98, 2055835), (245, 822334), (490, 411167)]