15803540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{877}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 35843472

約数和(自身を除く): 20039932

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 877, 901, 1060, 1754, 1802, 3508, 3604, 4385, 4505, 8770, 9010, 14909, 17540, 18020, 29818, 46481, 59636, 74545, 92962, 149090, 185924, 232405, 298180, 464810, 790177, 929620, 1580354, 3160708, 3950885, 7901770, 15803540]

約数ペア:

[(1, 15803540), (2, 7901770), (4, 3950885), (5, 3160708), (10, 1580354), (17, 929620), (20, 790177), (34, 464810), (53, 298180), (68, 232405), (85, 185924), (106, 149090), (170, 92962), (212, 74545), (265, 59636), (340, 46481), (530, 29818), (877, 18020), (901, 17540), (1060, 14909), (1754, 9010), (1802, 8770), (3508, 4505), (3604, 4385)]