69280420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{10859}}^1$

素因数の和:10908

約数の個数: 48

約数和(自身を含む): 164203200

約数和(自身を除く): 94922780

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, 3190, 6380, 10859, 21718, 43436, 54295, 108590, 119449, 217180, 238898, 314911, 477796, 597245, 629822, 1194490, 1259644, 1574555, 2388980, 3149110, 3464021, 6298220, 6928042, 13856084, 17320105, 34640210, 69280420]

約数ペア:

[(1, 69280420), (2, 34640210), (4, 17320105), (5, 13856084), (10, 6928042), (11, 6298220), (20, 3464021), (22, 3149110), (29, 2388980), (44, 1574555), (55, 1259644), (58, 1194490), (110, 629822), (116, 597245), (145, 477796), (220, 314911), (290, 238898), (319, 217180), (580, 119449), (638, 108590), (1276, 54295), (1595, 43436), (3190, 21718), (6380, 10859)]