674604560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{172093}}^1$

素因数の和:172120

約数の個数: 60

約数和(自身を含む): 1824540588

約数和(自身を除く): 1149936028

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 172093, 344186, 688372, 860465, 1204651, 1376744, 1720930, 2409302, 2753488, 3441860, 4818604, 6023255, 6883720, 8432557, 9637208, 12046510, 13767440, 16865114, 19274416, 24093020, 33730228, 42162785, 48186040, 67460456, 84325570, 96372080, 134920912, 168651140, 337302280, 674604560]

約数ペア:

[(1, 674604560), (2, 337302280), (4, 168651140), (5, 134920912), (7, 96372080), (8, 84325570), (10, 67460456), (14, 48186040), (16, 42162785), (20, 33730228), (28, 24093020), (35, 19274416), (40, 16865114), (49, 13767440), (56, 12046510), (70, 9637208), (80, 8432557), (98, 6883720), (112, 6023255), (140, 4818604), (196, 3441860), (245, 2753488), (280, 2409302), (392, 1720930), (490, 1376744), (560, 1204651), (784, 860465), (980, 688372), (1960, 344186), (3920, 172093)]