11815000

素因数分解:

$2^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:182

約数の個数: 80

約数和(自身を含む): 29521800

約数和(自身を除く): 17706800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 125, 136, 139, 170, 200, 250, 278, 340, 425, 500, 556, 625, 680, 695, 850, 1000, 1112, 1250, 1390, 1700, 2125, 2363, 2500, 2780, 3400, 3475, 4250, 4726, 5000, 5560, 6950, 8500, 9452, 10625, 11815, 13900, 17000, 17375, 18904, 21250, 23630, 27800, 34750, 42500, 47260, 59075, 69500, 85000, 86875, 94520, 118150, 139000, 173750, 236300, 295375, 347500, 472600, 590750, 695000, 1181500, 1476875, 2363000, 2953750, 5907500, 11815000]

約数ペア:

[(1, 11815000), (2, 5907500), (4, 2953750), (5, 2363000), (8, 1476875), (10, 1181500), (17, 695000), (20, 590750), (25, 472600), (34, 347500), (40, 295375), (50, 236300), (68, 173750), (85, 139000), (100, 118150), (125, 94520), (136, 86875), (139, 85000), (170, 69500), (200, 59075), (250, 47260), (278, 42500), (340, 34750), (425, 27800), (500, 23630), (556, 21250), (625, 18904), (680, 17375), (695, 17000), (850, 13900), (1000, 11815), (1112, 10625), (1250, 9452), (1390, 8500), (1700, 6950), (2125, 5560), (2363, 5000), (2500, 4726), (2780, 4250), (3400, 3475)]