2640885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 4717440

約数和(自身を除く): 2076555

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 467, 1131, 1401, 1885, 2335, 5655, 6071, 7005, 13543, 18213, 30355, 40629, 67715, 91065, 176059, 203145, 528177, 880295, 2640885]

約数ペア:

[(1, 2640885), (3, 880295), (5, 528177), (13, 203145), (15, 176059), (29, 91065), (39, 67715), (65, 40629), (87, 30355), (145, 18213), (195, 13543), (377, 7005), (435, 6071), (467, 5655), (1131, 2335), (1401, 1885)]