898986560

素因数分解:

$2^6\times 5^1\times {\mathrm{421}}^1\times {\mathrm{6673}}^1$

素因数の和:7111

約数の個数: 56

約数和(自身を含む): 2146118136

約数和(自身を除く): 1247131576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 421, 842, 1684, 2105, 3368, 4210, 6673, 6736, 8420, 13346, 13472, 16840, 26692, 26944, 33365, 33680, 53384, 66730, 67360, 106768, 133460, 134720, 213536, 266920, 427072, 533840, 1067680, 2135360, 2809333, 5618666, 11237332, 14046665, 22474664, 28093330, 44949328, 56186660, 89898656, 112373320, 179797312, 224746640, 449493280, 898986560]

約数ペア:

[(1, 898986560), (2, 449493280), (4, 224746640), (5, 179797312), (8, 112373320), (10, 89898656), (16, 56186660), (20, 44949328), (32, 28093330), (40, 22474664), (64, 14046665), (80, 11237332), (160, 5618666), (320, 2809333), (421, 2135360), (842, 1067680), (1684, 533840), (2105, 427072), (3368, 266920), (4210, 213536), (6673, 134720), (6736, 133460), (8420, 106768), (13346, 67360), (13472, 66730), (16840, 53384), (26692, 33680), (26944, 33365)]