19893400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{5851}}^1$

素因数の和:5884

約数の個数: 48

約数和(自身を含む): 48981240

約数和(自身を除く): 29087840

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, 1700, 3400, 5851, 11702, 23404, 29255, 46808, 58510, 99467, 117020, 146275, 198934, 234040, 292550, 397868, 497335, 585100, 795736, 994670, 1170200, 1989340, 2486675, 3978680, 4973350, 9946700, 19893400]

約数ペア:

[(1, 19893400), (2, 9946700), (4, 4973350), (5, 3978680), (8, 2486675), (10, 1989340), (17, 1170200), (20, 994670), (25, 795736), (34, 585100), (40, 497335), (50, 397868), (68, 292550), (85, 234040), (100, 198934), (136, 146275), (170, 117020), (200, 99467), (340, 58510), (425, 46808), (680, 29255), (850, 23404), (1700, 11702), (3400, 5851)]