1256860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 2993760

約数和(自身を除く): 1736900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 197, 220, 290, 319, 394, 580, 638, 788, 985, 1276, 1595, 1970, 2167, 3190, 3940, 4334, 5713, 6380, 8668, 10835, 11426, 21670, 22852, 28565, 43340, 57130, 62843, 114260, 125686, 251372, 314215, 628430, 1256860]

約数ペア:

[(1, 1256860), (2, 628430), (4, 314215), (5, 251372), (10, 125686), (11, 114260), (20, 62843), (22, 57130), (29, 43340), (44, 28565), (55, 22852), (58, 21670), (110, 11426), (116, 10835), (145, 8668), (197, 6380), (220, 5713), (290, 4334), (319, 3940), (394, 3190), (580, 2167), (638, 1970), (788, 1595), (985, 1276)]