11475640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2371}}^1$

素因数の和:2404

約数の個数: 48

約数和(自身を含む): 28392840

約数和(自身を除く): 16917200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2371, 2420, 4742, 4840, 9484, 11855, 18968, 23710, 26081, 47420, 52162, 94840, 104324, 130405, 208648, 260810, 286891, 521620, 573782, 1043240, 1147564, 1434455, 2295128, 2868910, 5737820, 11475640]

約数ペア:

[(1, 11475640), (2, 5737820), (4, 2868910), (5, 2295128), (8, 1434455), (10, 1147564), (11, 1043240), (20, 573782), (22, 521620), (40, 286891), (44, 260810), (55, 208648), (88, 130405), (110, 104324), (121, 94840), (220, 52162), (242, 47420), (440, 26081), (484, 23710), (605, 18968), (968, 11855), (1210, 9484), (2371, 4840), (2420, 4742)]