4138640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4703}}^1$

素因数の和:4727

約数の個数: 40

約数和(自身を含む): 10499328

約数和(自身を除く): 6360688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 4703, 9406, 18812, 23515, 37624, 47030, 51733, 75248, 94060, 103466, 188120, 206932, 258665, 376240, 413864, 517330, 827728, 1034660, 2069320, 4138640]

約数ペア:

[(1, 4138640), (2, 2069320), (4, 1034660), (5, 827728), (8, 517330), (10, 413864), (11, 376240), (16, 258665), (20, 206932), (22, 188120), (40, 103466), (44, 94060), (55, 75248), (80, 51733), (88, 47030), (110, 37624), (176, 23515), (220, 18812), (440, 9406), (880, 4703)]