6642740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{881}}^1$

素因数の和:932

約数の個数: 48

約数和(自身を含む): 15558480

約数和(自身を除く): 8915740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 881, 1508, 1762, 1885, 3524, 3770, 4405, 7540, 8810, 11453, 17620, 22906, 25549, 45812, 51098, 57265, 102196, 114530, 127745, 229060, 255490, 332137, 510980, 664274, 1328548, 1660685, 3321370, 6642740]

約数ペア:

[(1, 6642740), (2, 3321370), (4, 1660685), (5, 1328548), (10, 664274), (13, 510980), (20, 332137), (26, 255490), (29, 229060), (52, 127745), (58, 114530), (65, 102196), (116, 57265), (130, 51098), (145, 45812), (260, 25549), (290, 22906), (377, 17620), (580, 11453), (754, 8810), (881, 7540), (1508, 4405), (1762, 3770), (1885, 3524)]