2199800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 5423760

約数和(自身を除く): 3223960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 647, 680, 850, 1294, 1700, 2588, 3235, 3400, 5176, 6470, 10999, 12940, 16175, 21998, 25880, 32350, 43996, 54995, 64700, 87992, 109990, 129400, 219980, 274975, 439960, 549950, 1099900, 2199800]

約数ペア:

[(1, 2199800), (2, 1099900), (4, 549950), (5, 439960), (8, 274975), (10, 219980), (17, 129400), (20, 109990), (25, 87992), (34, 64700), (40, 54995), (50, 43996), (68, 32350), (85, 25880), (100, 21998), (136, 16175), (170, 12940), (200, 10999), (340, 6470), (425, 5176), (647, 3400), (680, 3235), (850, 2588), (1294, 1700)]