28857200

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3797}}^1$

素因数の和:3834

約数の個数: 60

約数和(自身を含む): 72997560

約数和(自身を除く): 44140360

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, 3797, 3800, 7594, 7600, 15188, 18985, 30376, 37970, 60752, 72143, 75940, 94925, 144286, 151880, 189850, 288572, 303760, 360715, 379700, 577144, 721430, 759400, 1154288, 1442860, 1518800, 1803575, 2885720, 3607150, 5771440, 7214300, 14428600, 28857200]

約数ペア:

[(1, 28857200), (2, 14428600), (4, 7214300), (5, 5771440), (8, 3607150), (10, 2885720), (16, 1803575), (19, 1518800), (20, 1442860), (25, 1154288), (38, 759400), (40, 721430), (50, 577144), (76, 379700), (80, 360715), (95, 303760), (100, 288572), (152, 189850), (190, 151880), (200, 144286), (304, 94925), (380, 75940), (400, 72143), (475, 60752), (760, 37970), (950, 30376), (1520, 18985), (1900, 15188), (3797, 7600), (3800, 7594)]