2169800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 5319600

約数和(自身を除く): 3149800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 571, 760, 950, 1142, 1900, 2284, 2855, 3800, 4568, 5710, 10849, 11420, 14275, 21698, 22840, 28550, 43396, 54245, 57100, 86792, 108490, 114200, 216980, 271225, 433960, 542450, 1084900, 2169800]

約数ペア:

[(1, 2169800), (2, 1084900), (4, 542450), (5, 433960), (8, 271225), (10, 216980), (19, 114200), (20, 108490), (25, 86792), (38, 57100), (40, 54245), (50, 43396), (76, 28550), (95, 22840), (100, 21698), (152, 14275), (190, 11420), (200, 10849), (380, 5710), (475, 4568), (571, 3800), (760, 2855), (950, 2284), (1142, 1900)]