2653240

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{587}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 6032880

約数和(自身を除く): 3379640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 587, 904, 1130, 1174, 2260, 2348, 2935, 4520, 4696, 5870, 11740, 23480, 66331, 132662, 265324, 331655, 530648, 663310, 1326620, 2653240]

約数ペア:

[(1, 2653240), (2, 1326620), (4, 663310), (5, 530648), (8, 331655), (10, 265324), (20, 132662), (40, 66331), (113, 23480), (226, 11740), (452, 5870), (565, 4696), (587, 4520), (904, 2935), (1130, 2348), (1174, 2260)]