15216020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{44753}}^1$

素因数の和:44779

約数の個数: 24

約数和(自身を含む): 33834024

約数和(自身を除く): 18618004

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 44753, 89506, 179012, 223765, 447530, 760801, 895060, 1521602, 3043204, 3804005, 7608010, 15216020]

約数ペア:

[(1, 15216020), (2, 7608010), (4, 3804005), (5, 3043204), (10, 1521602), (17, 895060), (20, 760801), (34, 447530), (68, 223765), (85, 179012), (170, 89506), (340, 44753)]