15486280

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2027}}^1$

素因数の和:2229

約数の個数: 32

約数和(自身を含む): 35043840

約数和(自身を除く): 19557560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 2027, 3820, 4054, 7640, 8108, 10135, 16216, 20270, 40540, 81080, 387157, 774314, 1548628, 1935785, 3097256, 3871570, 7743140, 15486280]

約数ペア:

[(1, 15486280), (2, 7743140), (4, 3871570), (5, 3097256), (8, 1935785), (10, 1548628), (20, 774314), (40, 387157), (191, 81080), (382, 40540), (764, 20270), (955, 16216), (1528, 10135), (1910, 8108), (2027, 7640), (3820, 4054)]