268316020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1916543}}^1$

素因数の和:1916559

約数の個数: 24

約数和(自身を含む): 643958784

約数和(自身を除く): 375642764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1916543, 3833086, 7666172, 9582715, 13415801, 19165430, 26831602, 38330860, 53663204, 67079005, 134158010, 268316020]

約数ペア:

[(1, 268316020), (2, 134158010), (4, 67079005), (5, 53663204), (7, 38330860), (10, 26831602), (14, 19165430), (20, 13415801), (28, 9582715), (35, 7666172), (70, 3833086), (140, 1916543)]