4213840

素因数分解:

$2^4\times 5^1\times {\mathrm{52673}}^1$

素因数の和:52686

約数の個数: 20

約数和(自身を含む): 9797364

約数和(自身を除く): 5583524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 52673, 105346, 210692, 263365, 421384, 526730, 842768, 1053460, 2106920, 4213840]

約数ペア:

[(1, 4213840), (2, 2106920), (4, 1053460), (5, 842768), (8, 526730), (10, 421384), (16, 263365), (20, 210692), (40, 105346), (80, 52673)]