20633750

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{971}}^1$

素因数の和:1010

約数の個数: 40

約数和(自身を含む): 40993128

約数和(自身を除く): 20359378

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 625, 850, 971, 1250, 1942, 2125, 4250, 4855, 9710, 10625, 16507, 21250, 24275, 33014, 48550, 82535, 121375, 165070, 242750, 412675, 606875, 825350, 1213750, 2063375, 4126750, 10316875, 20633750]

約数ペア:

[(1, 20633750), (2, 10316875), (5, 4126750), (10, 2063375), (17, 1213750), (25, 825350), (34, 606875), (50, 412675), (85, 242750), (125, 165070), (170, 121375), (250, 82535), (425, 48550), (625, 33014), (850, 24275), (971, 21250), (1250, 16507), (1942, 10625), (2125, 9710), (4250, 4855)]