15640476

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1783}}^1$

素因数の和:1850

約数の個数: 48

約数和(自身を含む): 39561984

約数和(自身を除く): 23921508

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 43, 51, 68, 86, 102, 129, 172, 204, 258, 516, 731, 1462, 1783, 2193, 2924, 3566, 4386, 5349, 7132, 8772, 10698, 21396, 30311, 60622, 76669, 90933, 121244, 153338, 181866, 230007, 306676, 363732, 460014, 920028, 1303373, 2606746, 3910119, 5213492, 7820238, 15640476]

約数ペア:

[(1, 15640476), (2, 7820238), (3, 5213492), (4, 3910119), (6, 2606746), (12, 1303373), (17, 920028), (34, 460014), (43, 363732), (51, 306676), (68, 230007), (86, 181866), (102, 153338), (129, 121244), (172, 90933), (204, 76669), (258, 60622), (516, 30311), (731, 21396), (1462, 10698), (1783, 8772), (2193, 7132), (2924, 5349), (3566, 4386)]