64196020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{458543}}^1$

素因数の和:458559

約数の個数: 24

約数和(自身を含む): 154070784

約数和(自身を除く): 89874764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 458543, 917086, 1834172, 2292715, 3209801, 4585430, 6419602, 9170860, 12839204, 16049005, 32098010, 64196020]

約数ペア:

[(1, 64196020), (2, 32098010), (4, 16049005), (5, 12839204), (7, 9170860), (10, 6419602), (14, 4585430), (20, 3209801), (28, 2292715), (35, 1834172), (70, 917086), (140, 458543)]