15905640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{132547}}^1$

素因数の和:132561

約数の個数: 32

約数和(自身を含む): 47717280

約数和(自身を除く): 31811640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 132547, 265094, 397641, 530188, 662735, 795282, 1060376, 1325470, 1590564, 1988205, 2650940, 3181128, 3976410, 5301880, 7952820, 15905640]

約数ペア:

[(1, 15905640), (2, 7952820), (3, 5301880), (4, 3976410), (5, 3181128), (6, 2650940), (8, 1988205), (10, 1590564), (12, 1325470), (15, 1060376), (20, 795282), (24, 662735), (30, 530188), (40, 397641), (60, 265094), (120, 132547)]