1801960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2371}}^1$

素因数の和:2401

約数の個数: 32

約数和(自身を含む): 4269600

約数和(自身を除く): 2467640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2371, 4742, 9484, 11855, 18968, 23710, 45049, 47420, 90098, 94840, 180196, 225245, 360392, 450490, 900980, 1801960]

約数ペア:

[(1, 1801960), (2, 900980), (4, 450490), (5, 360392), (8, 225245), (10, 180196), (19, 94840), (20, 90098), (38, 47420), (40, 45049), (76, 23710), (95, 18968), (152, 11855), (190, 9484), (380, 4742), (760, 2371)]