29987440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53549}}^1$

素因数の和:53569

約数の個数: 40

約数和(自身を含む): 79682400

約数和(自身を除く): 49694960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 53549, 107098, 214196, 267745, 374843, 428392, 535490, 749686, 856784, 1070980, 1499372, 1874215, 2141960, 2998744, 3748430, 4283920, 5997488, 7496860, 14993720, 29987440]

約数ペア:

[(1, 29987440), (2, 14993720), (4, 7496860), (5, 5997488), (7, 4283920), (8, 3748430), (10, 2998744), (14, 2141960), (16, 1874215), (20, 1499372), (28, 1070980), (35, 856784), (40, 749686), (56, 535490), (70, 428392), (80, 374843), (112, 267745), (140, 214196), (280, 107098), (560, 53549)]