4831640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 12096000

約数和(自身を除く): 7264360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 139, 158, 220, 278, 316, 395, 440, 556, 632, 695, 790, 869, 1112, 1390, 1529, 1580, 1738, 2780, 3058, 3160, 3476, 4345, 5560, 6116, 6952, 7645, 8690, 10981, 12232, 15290, 17380, 21962, 30580, 34760, 43924, 54905, 61160, 87848, 109810, 120791, 219620, 241582, 439240, 483164, 603955, 966328, 1207910, 2415820, 4831640]

約数ペア:

[(1, 4831640), (2, 2415820), (4, 1207910), (5, 966328), (8, 603955), (10, 483164), (11, 439240), (20, 241582), (22, 219620), (40, 120791), (44, 109810), (55, 87848), (79, 61160), (88, 54905), (110, 43924), (139, 34760), (158, 30580), (220, 21962), (278, 17380), (316, 15290), (395, 12232), (440, 10981), (556, 8690), (632, 7645), (695, 6952), (790, 6116), (869, 5560), (1112, 4345), (1390, 3476), (1529, 3160), (1580, 3058), (1738, 2780)]