31560340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{225431}}^1$

素因数の和:225447

約数の個数: 24

約数和(自身を含む): 75745152

約数和(自身を除く): 44184812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 225431, 450862, 901724, 1127155, 1578017, 2254310, 3156034, 4508620, 6312068, 7890085, 15780170, 31560340]

約数ペア:

[(1, 31560340), (2, 15780170), (4, 7890085), (5, 6312068), (7, 4508620), (10, 3156034), (14, 2254310), (20, 1578017), (28, 1127155), (35, 901724), (70, 450862), (140, 225431)]