849308740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{319289}}^1$

素因数の和:319324

約数の個数: 48

約数和(自身を含む): 2145628800

約数和(自身を除く): 1296320060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 319289, 638578, 1277156, 1596445, 2235023, 3192890, 4470046, 6066491, 6385780, 8940092, 11175115, 12132982, 22350230, 24265964, 30332455, 42465437, 44700460, 60664910, 84930874, 121329820, 169861748, 212327185, 424654370, 849308740]

約数ペア:

[(1, 849308740), (2, 424654370), (4, 212327185), (5, 169861748), (7, 121329820), (10, 84930874), (14, 60664910), (19, 44700460), (20, 42465437), (28, 30332455), (35, 24265964), (38, 22350230), (70, 12132982), (76, 11175115), (95, 8940092), (133, 6385780), (140, 6066491), (190, 4470046), (266, 3192890), (380, 2235023), (532, 1596445), (665, 1277156), (1330, 638578), (2660, 319289)]