51443980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{367457}}^1$

素因数の和:367473

約数の個数: 24

約数和(自身を含む): 123465888

約数和(自身を除く): 72021908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 367457, 734914, 1469828, 1837285, 2572199, 3674570, 5144398, 7349140, 10288796, 12860995, 25721990, 51443980]

約数ペア:

[(1, 51443980), (2, 25721990), (4, 12860995), (5, 10288796), (7, 7349140), (10, 5144398), (14, 3674570), (20, 2572199), (28, 1837285), (35, 1469828), (70, 734914), (140, 367457)]