15740780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71549}}^1$

素因数の和:71569

約数の個数: 24

約数和(自身を含む): 36061200

約数和(自身を除く): 20320420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 71549, 143098, 286196, 357745, 715490, 787039, 1430980, 1574078, 3148156, 3935195, 7870390, 15740780]

約数ペア:

[(1, 15740780), (2, 7870390), (4, 3935195), (5, 3148156), (10, 1574078), (11, 1430980), (20, 787039), (22, 715490), (44, 357745), (55, 286196), (110, 143098), (220, 71549)]