2017900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1187}}^1$

素因数の和:1218

約数の個数: 36

約数和(自身を含む): 4640328

約数和(自身を除く): 2622428

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1187, 1700, 2374, 4748, 5935, 11870, 20179, 23740, 29675, 40358, 59350, 80716, 100895, 118700, 201790, 403580, 504475, 1008950, 2017900]

約数ペア:

[(1, 2017900), (2, 1008950), (4, 504475), (5, 403580), (10, 201790), (17, 118700), (20, 100895), (25, 80716), (34, 59350), (50, 40358), (68, 29675), (85, 23740), (100, 20179), (170, 11870), (340, 5935), (425, 4748), (850, 2374), (1187, 1700)]