713898040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{8831}}^1$

素因数の和:8932

約数の個数: 64

約数和(自身を含む): 1678786560

約数和(自身を除く): 964888520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 47, 86, 94, 172, 188, 215, 235, 344, 376, 430, 470, 860, 940, 1720, 1880, 2021, 4042, 8084, 8831, 10105, 16168, 17662, 20210, 35324, 40420, 44155, 70648, 80840, 88310, 176620, 353240, 379733, 415057, 759466, 830114, 1518932, 1660228, 1898665, 2075285, 3037864, 3320456, 3797330, 4150570, 7594660, 8301140, 15189320, 16602280, 17847451, 35694902, 71389804, 89237255, 142779608, 178474510, 356949020, 713898040]

約数ペア:

[(1, 713898040), (2, 356949020), (4, 178474510), (5, 142779608), (8, 89237255), (10, 71389804), (20, 35694902), (40, 17847451), (43, 16602280), (47, 15189320), (86, 8301140), (94, 7594660), (172, 4150570), (188, 3797330), (215, 3320456), (235, 3037864), (344, 2075285), (376, 1898665), (430, 1660228), (470, 1518932), (860, 830114), (940, 759466), (1720, 415057), (1880, 379733), (2021, 353240), (4042, 176620), (8084, 88310), (8831, 80840), (10105, 70648), (16168, 44155), (17662, 40420), (20210, 35324)]