28644400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3769}}^1$

素因数の和:3806

約数の個数: 60

約数和(自身を含む): 72459400

約数和(自身を除く): 43815000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3769, 3800, 7538, 7600, 15076, 18845, 30152, 37690, 60304, 71611, 75380, 94225, 143222, 150760, 188450, 286444, 301520, 358055, 376900, 572888, 716110, 753800, 1145776, 1432220, 1507600, 1790275, 2864440, 3580550, 5728880, 7161100, 14322200, 28644400]

約数ペア:

[(1, 28644400), (2, 14322200), (4, 7161100), (5, 5728880), (8, 3580550), (10, 2864440), (16, 1790275), (19, 1507600), (20, 1432220), (25, 1145776), (38, 753800), (40, 716110), (50, 572888), (76, 376900), (80, 358055), (95, 301520), (100, 286444), (152, 188450), (190, 150760), (200, 143222), (304, 94225), (380, 75380), (400, 71611), (475, 60304), (760, 37690), (950, 30152), (1520, 18845), (1900, 15076), (3769, 7600), (3800, 7538)]