161585620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1154183}}^1$

素因数の和:1154199

約数の個数: 24

約数和(自身を含む): 387805824

約数和(自身を除く): 226220204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1154183, 2308366, 4616732, 5770915, 8079281, 11541830, 16158562, 23083660, 32317124, 40396405, 80792810, 161585620]

約数ペア:

[(1, 161585620), (2, 80792810), (4, 40396405), (5, 32317124), (7, 23083660), (10, 16158562), (14, 11541830), (20, 8079281), (28, 5770915), (35, 4616732), (70, 2308366), (140, 1154183)]