15283880

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3571}}^1$

素因数の和:3689

約数の個数: 32

約数和(自身を含む): 34719840

約数和(自身を除く): 19435960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 3571, 4280, 7142, 14284, 17855, 28568, 35710, 71420, 142840, 382097, 764194, 1528388, 1910485, 3056776, 3820970, 7641940, 15283880]

約数ペア:

[(1, 15283880), (2, 7641940), (4, 3820970), (5, 3056776), (8, 1910485), (10, 1528388), (20, 764194), (40, 382097), (107, 142840), (214, 71420), (428, 35710), (535, 28568), (856, 17855), (1070, 14284), (2140, 7142), (3571, 4280)]