12998480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14771}}^1$

素因数の和:14795

約数の個数: 40

約数和(自身を含む): 32971104

約数和(自身を除く): 19972624

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14771, 29542, 59084, 73855, 118168, 147710, 162481, 236336, 295420, 324962, 590840, 649924, 812405, 1181680, 1299848, 1624810, 2599696, 3249620, 6499240, 12998480]

約数ペア:

[(1, 12998480), (2, 6499240), (4, 3249620), (5, 2599696), (8, 1624810), (10, 1299848), (11, 1181680), (16, 812405), (20, 649924), (22, 590840), (40, 324962), (44, 295420), (55, 236336), (80, 162481), (88, 147710), (110, 118168), (176, 73855), (220, 59084), (440, 29542), (880, 14771)]