404600

素因数分解:

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

素因数の和:57

約数の個数: 72

約数和(自身を含む): 1142040

約数和(自身を除く): 737440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 119, 136, 140, 170, 175, 200, 238, 280, 289, 340, 350, 425, 476, 578, 595, 680, 700, 850, 952, 1156, 1190, 1400, 1445, 1700, 2023, 2312, 2380, 2890, 2975, 3400, 4046, 4760, 5780, 5950, 7225, 8092, 10115, 11560, 11900, 14450, 16184, 20230, 23800, 28900, 40460, 50575, 57800, 80920, 101150, 202300, 404600]

約数ペア:

[(1, 404600), (2, 202300), (4, 101150), (5, 80920), (7, 57800), (8, 50575), (10, 40460), (14, 28900), (17, 23800), (20, 20230), (25, 16184), (28, 14450), (34, 11900), (35, 11560), (40, 10115), (50, 8092), (56, 7225), (68, 5950), (70, 5780), (85, 4760), (100, 4046), (119, 3400), (136, 2975), (140, 2890), (170, 2380), (175, 2312), (200, 2023), (238, 1700), (280, 1445), (289, 1400), (340, 1190), (350, 1156), (425, 952), (476, 850), (578, 700), (595, 680)]