54885380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{787}}^1$

素因数の和:1124

約数の個数: 48

約数和(自身を含む): 126294336

約数和(自身を除く): 71408956

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 317, 634, 787, 1268, 1574, 1585, 3148, 3170, 3487, 3935, 6340, 6974, 7870, 8657, 13948, 15740, 17314, 17435, 34628, 34870, 43285, 69740, 86570, 173140, 249479, 498958, 997916, 1247395, 2494790, 2744269, 4989580, 5488538, 10977076, 13721345, 27442690, 54885380]

約数ペア:

[(1, 54885380), (2, 27442690), (4, 13721345), (5, 10977076), (10, 5488538), (11, 4989580), (20, 2744269), (22, 2494790), (44, 1247395), (55, 997916), (110, 498958), (220, 249479), (317, 173140), (634, 86570), (787, 69740), (1268, 43285), (1574, 34870), (1585, 34628), (3148, 17435), (3170, 17314), (3487, 15740), (3935, 13948), (6340, 8657), (6974, 7870)]