2275440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 7440000

約数和(自身を除く): 5164560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 499, 570, 760, 912, 998, 1140, 1497, 1520, 1996, 2280, 2495, 2994, 3992, 4560, 4990, 5988, 7485, 7984, 9481, 9980, 11976, 14970, 18962, 19960, 23952, 28443, 29940, 37924, 39920, 47405, 56886, 59880, 75848, 94810, 113772, 119760, 142215, 151696, 189620, 227544, 284430, 379240, 455088, 568860, 758480, 1137720, 2275440]

約数ペア:

[(1, 2275440), (2, 1137720), (3, 758480), (4, 568860), (5, 455088), (6, 379240), (8, 284430), (10, 227544), (12, 189620), (15, 151696), (16, 142215), (19, 119760), (20, 113772), (24, 94810), (30, 75848), (38, 59880), (40, 56886), (48, 47405), (57, 39920), (60, 37924), (76, 29940), (80, 28443), (95, 23952), (114, 19960), (120, 18962), (152, 14970), (190, 11976), (228, 9980), (240, 9481), (285, 7984), (304, 7485), (380, 5988), (456, 4990), (499, 4560), (570, 3992), (760, 2994), (912, 2495), (998, 2280), (1140, 1996), (1497, 1520)]