304831400

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{21467}}^1$

素因数の和:21554

約数の個数: 48

約数和(自身を含む): 718748640

約数和(自身を除く): 413917240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 7100, 14200, 21467, 42934, 85868, 107335, 171736, 214670, 429340, 536675, 858680, 1073350, 1524157, 2146700, 3048314, 4293400, 6096628, 7620785, 12193256, 15241570, 30483140, 38103925, 60966280, 76207850, 152415700, 304831400]

約数ペア:

[(1, 304831400), (2, 152415700), (4, 76207850), (5, 60966280), (8, 38103925), (10, 30483140), (20, 15241570), (25, 12193256), (40, 7620785), (50, 6096628), (71, 4293400), (100, 3048314), (142, 2146700), (200, 1524157), (284, 1073350), (355, 858680), (568, 536675), (710, 429340), (1420, 214670), (1775, 171736), (2840, 107335), (3550, 85868), (7100, 42934), (14200, 21467)]