42623320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{24781}}^1$

素因数の和:24835

約数の個数: 32

約数和(自身を含む): 98136720

約数和(自身を除く): 55513400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 24781, 49562, 99124, 123905, 198248, 247810, 495620, 991240, 1065583, 2131166, 4262332, 5327915, 8524664, 10655830, 21311660, 42623320]

約数ペア:

[(1, 42623320), (2, 21311660), (4, 10655830), (5, 8524664), (8, 5327915), (10, 4262332), (20, 2131166), (40, 1065583), (43, 991240), (86, 495620), (172, 247810), (215, 198248), (344, 123905), (430, 99124), (860, 49562), (1720, 24781)]