64908620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{463633}}^1$

素因数の和:463649

約数の個数: 24

約数和(自身を含む): 155781024

約数和(自身を除く): 90872404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 463633, 927266, 1854532, 2318165, 3245431, 4636330, 6490862, 9272660, 12981724, 16227155, 32454310, 64908620]

約数ペア:

[(1, 64908620), (2, 32454310), (4, 16227155), (5, 12981724), (7, 9272660), (10, 6490862), (14, 4636330), (20, 3245431), (28, 2318165), (35, 1854532), (70, 927266), (140, 463633)]