31712890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{26209}}^1$

素因数の和:26238

約数の個数: 24

約数和(自身を含む): 62746740

約数和(自身を除く): 31033850

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 26209, 52418, 131045, 262090, 288299, 576598, 1441495, 2882990, 3171289, 6342578, 15856445, 31712890]

約数ペア:

[(1, 31712890), (2, 15856445), (5, 6342578), (10, 3171289), (11, 2882990), (22, 1441495), (55, 576598), (110, 288299), (121, 262090), (242, 131045), (605, 52418), (1210, 26209)]