13657960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17971}}^1$

素因数の和:18001

約数の個数: 32

約数和(自身を含む): 32349600

約数和(自身を除く): 18691640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 17971, 35942, 71884, 89855, 143768, 179710, 341449, 359420, 682898, 718840, 1365796, 1707245, 2731592, 3414490, 6828980, 13657960]

約数ペア:

[(1, 13657960), (2, 6828980), (4, 3414490), (5, 2731592), (8, 1707245), (10, 1365796), (19, 718840), (20, 682898), (38, 359420), (40, 341449), (76, 179710), (95, 143768), (152, 89855), (190, 71884), (380, 35942), (760, 17971)]