31492340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3329}}^1$

素因数の和:3392

約数の個数: 48

約数和(自身を含む): 73846080

約数和(自身を除く): 42353740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 3329, 4730, 6658, 9460, 13316, 16645, 33290, 36619, 66580, 73238, 143147, 146476, 183095, 286294, 366190, 572588, 715735, 732380, 1431470, 1574617, 2862940, 3149234, 6298468, 7873085, 15746170, 31492340]

約数ペア:

[(1, 31492340), (2, 15746170), (4, 7873085), (5, 6298468), (10, 3149234), (11, 2862940), (20, 1574617), (22, 1431470), (43, 732380), (44, 715735), (55, 572588), (86, 366190), (110, 286294), (172, 183095), (215, 146476), (220, 143147), (430, 73238), (473, 66580), (860, 36619), (946, 33290), (1892, 16645), (2365, 13316), (3329, 9460), (4730, 6658)]