2981800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{877}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 7348860

約数和(自身を除く): 4367060

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 877, 1700, 1754, 3400, 3508, 4385, 7016, 8770, 14909, 17540, 21925, 29818, 35080, 43850, 59636, 74545, 87700, 119272, 149090, 175400, 298180, 372725, 596360, 745450, 1490900, 2981800]

約数ペア:

[(1, 2981800), (2, 1490900), (4, 745450), (5, 596360), (8, 372725), (10, 298180), (17, 175400), (20, 149090), (25, 119272), (34, 87700), (40, 74545), (50, 59636), (68, 43850), (85, 35080), (100, 29818), (136, 21925), (170, 17540), (200, 14909), (340, 8770), (425, 7016), (680, 4385), (850, 3508), (877, 3400), (1700, 1754)]