7470980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1171}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 17720640

約数和(自身を除く): 10249660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1171, 1276, 1595, 2342, 3190, 4684, 5855, 6380, 11710, 12881, 23420, 25762, 33959, 51524, 64405, 67918, 128810, 135836, 169795, 257620, 339590, 373549, 679180, 747098, 1494196, 1867745, 3735490, 7470980]

約数ペア:

[(1, 7470980), (2, 3735490), (4, 1867745), (5, 1494196), (10, 747098), (11, 679180), (20, 373549), (22, 339590), (29, 257620), (44, 169795), (55, 135836), (58, 128810), (110, 67918), (116, 64405), (145, 51524), (220, 33959), (290, 25762), (319, 23420), (580, 12881), (638, 11710), (1171, 6380), (1276, 5855), (1595, 4684), (2342, 3190)]