491897230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{62983}}^1$

素因数の和:63072

約数の個数: 32

約数和(自身を含む): 979527168

約数和(自身を除く): 487629938

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 62983, 125966, 314915, 629830, 692813, 1385626, 3464065, 4471793, 6928130, 8943586, 22358965, 44717930, 49189723, 98379446, 245948615, 491897230]

約数ペア:

[(1, 491897230), (2, 245948615), (5, 98379446), (10, 49189723), (11, 44717930), (22, 22358965), (55, 8943586), (71, 6928130), (110, 4471793), (142, 3464065), (355, 1385626), (710, 692813), (781, 629830), (1562, 314915), (3905, 125966), (7810, 62983)]