17793820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2789}}^1$

素因数の和:2838

約数の個数: 48

約数和(自身を含む): 42184800

約数和(自身を除く): 24390980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 2789, 3190, 5578, 6380, 11156, 13945, 27890, 30679, 55780, 61358, 80881, 122716, 153395, 161762, 306790, 323524, 404405, 613580, 808810, 889691, 1617620, 1779382, 3558764, 4448455, 8896910, 17793820]

約数ペア:

[(1, 17793820), (2, 8896910), (4, 4448455), (5, 3558764), (10, 1779382), (11, 1617620), (20, 889691), (22, 808810), (29, 613580), (44, 404405), (55, 323524), (58, 306790), (110, 161762), (116, 153395), (145, 122716), (220, 80881), (290, 61358), (319, 55780), (580, 30679), (638, 27890), (1276, 13945), (1595, 11156), (2789, 6380), (3190, 5578)]