173859320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101081}}^1$

素因数の和:101135

約数の個数: 32

約数和(自身を含む): 400284720

約数和(自身を除く): 226425400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 101081, 202162, 404324, 505405, 808648, 1010810, 2021620, 4043240, 4346483, 8692966, 17385932, 21732415, 34771864, 43464830, 86929660, 173859320]

約数ペア:

[(1, 173859320), (2, 86929660), (4, 43464830), (5, 34771864), (8, 21732415), (10, 17385932), (20, 8692966), (40, 4346483), (43, 4043240), (86, 2021620), (172, 1010810), (215, 808648), (344, 505405), (430, 404324), (860, 202162), (1720, 101081)]