1011500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{17}}^2$

素因数の和:60

約数の個数: 72

約数和(自身を含む): 2681952

約数和(自身を除く): 1670452

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 125, 140, 170, 175, 238, 250, 289, 340, 350, 425, 476, 500, 578, 595, 700, 850, 875, 1156, 1190, 1445, 1700, 1750, 2023, 2125, 2380, 2890, 2975, 3500, 4046, 4250, 5780, 5950, 7225, 8092, 8500, 10115, 11900, 14450, 14875, 20230, 28900, 29750, 36125, 40460, 50575, 59500, 72250, 101150, 144500, 202300, 252875, 505750, 1011500]

約数ペア:

[(1, 1011500), (2, 505750), (4, 252875), (5, 202300), (7, 144500), (10, 101150), (14, 72250), (17, 59500), (20, 50575), (25, 40460), (28, 36125), (34, 29750), (35, 28900), (50, 20230), (68, 14875), (70, 14450), (85, 11900), (100, 10115), (119, 8500), (125, 8092), (140, 7225), (170, 5950), (175, 5780), (238, 4250), (250, 4046), (289, 3500), (340, 2975), (350, 2890), (425, 2380), (476, 2125), (500, 2023), (578, 1750), (595, 1700), (700, 1445), (850, 1190), (875, 1156)]