11811580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1013}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 27597024

約数和(自身を除く): 15785444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1013, 1060, 1166, 2026, 2332, 2915, 4052, 5065, 5830, 10130, 11143, 11660, 20260, 22286, 44572, 53689, 55715, 107378, 111430, 214756, 222860, 268445, 536890, 590579, 1073780, 1181158, 2362316, 2952895, 5905790, 11811580]

約数ペア:

[(1, 11811580), (2, 5905790), (4, 2952895), (5, 2362316), (10, 1181158), (11, 1073780), (20, 590579), (22, 536890), (44, 268445), (53, 222860), (55, 214756), (106, 111430), (110, 107378), (212, 55715), (220, 53689), (265, 44572), (530, 22286), (583, 20260), (1013, 11660), (1060, 11143), (1166, 10130), (2026, 5830), (2332, 5065), (2915, 4052)]