11178640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12703}}^1$

素因数の和:12727

約数の個数: 40

約数和(自身を含む): 28355328

約数和(自身を除く): 17176688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 12703, 25406, 50812, 63515, 101624, 127030, 139733, 203248, 254060, 279466, 508120, 558932, 698665, 1016240, 1117864, 1397330, 2235728, 2794660, 5589320, 11178640]

約数ペア:

[(1, 11178640), (2, 5589320), (4, 2794660), (5, 2235728), (8, 1397330), (10, 1117864), (11, 1016240), (16, 698665), (20, 558932), (22, 508120), (40, 279466), (44, 254060), (55, 203248), (80, 139733), (88, 127030), (110, 101624), (176, 63515), (220, 50812), (440, 25406), (880, 12703)]