12781670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{887}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 25318656

約数和(自身を除く): 12536986

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 262, 655, 887, 1310, 1441, 1774, 2882, 4435, 7205, 8870, 9757, 14410, 19514, 48785, 97570, 116197, 232394, 580985, 1161970, 1278167, 2556334, 6390835, 12781670]

約数ペア:

[(1, 12781670), (2, 6390835), (5, 2556334), (10, 1278167), (11, 1161970), (22, 580985), (55, 232394), (110, 116197), (131, 97570), (262, 48785), (655, 19514), (887, 14410), (1310, 9757), (1441, 8870), (1774, 7205), (2882, 4435)]