20230000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{17}}^2$

素因数の和:69

約数の個数: 150

約数和(自身を含む): 59462216

約数和(自身を除く): 39232216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 80, 85, 100, 112, 119, 125, 136, 140, 170, 175, 200, 238, 250, 272, 280, 289, 340, 350, 400, 425, 476, 500, 560, 578, 595, 625, 680, 700, 850, 875, 952, 1000, 1156, 1190, 1250, 1360, 1400, 1445, 1700, 1750, 1904, 2000, 2023, 2125, 2312, 2380, 2500, 2800, 2890, 2975, 3400, 3500, 4046, 4250, 4375, 4624, 4760, 5000, 5780, 5950, 6800, 7000, 7225, 8092, 8500, 8750, 9520, 10000, 10115, 10625, 11560, 11900, 14000, 14450, 14875, 16184, 17000, 17500, 20230, 21250, 23120, 23800, 28900, 29750, 32368, 34000, 35000, 36125, 40460, 42500, 47600, 50575, 57800, 59500, 70000, 72250, 74375, 80920, 85000, 101150, 115600, 119000, 144500, 148750, 161840, 170000, 180625, 202300, 238000, 252875, 289000, 297500, 361250, 404600, 505750, 578000, 595000, 722500, 809200, 1011500, 1190000, 1264375, 1445000, 2023000, 2528750, 2890000, 4046000, 5057500, 10115000, 20230000]

約数ペア:

[(1, 20230000), (2, 10115000), (4, 5057500), (5, 4046000), (7, 2890000), (8, 2528750), (10, 2023000), (14, 1445000), (16, 1264375), (17, 1190000), (20, 1011500), (25, 809200), (28, 722500), (34, 595000), (35, 578000), (40, 505750), (50, 404600), (56, 361250), (68, 297500), (70, 289000), (80, 252875), (85, 238000), (100, 202300), (112, 180625), (119, 170000), (125, 161840), (136, 148750), (140, 144500), (170, 119000), (175, 115600), (200, 101150), (238, 85000), (250, 80920), (272, 74375), (280, 72250), (289, 70000), (340, 59500), (350, 57800), (400, 50575), (425, 47600), (476, 42500), (500, 40460), (560, 36125), (578, 35000), (595, 34000), (625, 32368), (680, 29750), (700, 28900), (850, 23800), (875, 23120), (952, 21250), (1000, 20230), (1156, 17500), (1190, 17000), (1250, 16184), (1360, 14875), (1400, 14450), (1445, 14000), (1700, 11900), (1750, 11560), (1904, 10625), (2000, 10115), (2023, 10000), (2125, 9520), (2312, 8750), (2380, 8500), (2500, 8092), (2800, 7225), (2890, 7000), (2975, 6800), (3400, 5950), (3500, 5780), (4046, 5000), (4250, 4760), (4375, 4624)]