84216020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{601543}}^1$

素因数の和:601559

約数の個数: 24

約数和(自身を含む): 202118784

約数和(自身を除く): 117902764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 601543, 1203086, 2406172, 3007715, 4210801, 6015430, 8421602, 12030860, 16843204, 21054005, 42108010, 84216020]

約数ペア:

[(1, 84216020), (2, 42108010), (4, 21054005), (5, 16843204), (7, 12030860), (10, 8421602), (14, 6015430), (20, 4210801), (28, 3007715), (35, 2406172), (70, 1203086), (140, 601543)]