4557140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 11206272

約数和(自身を除く): 6649132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 757, 860, 1204, 1505, 1514, 3010, 3028, 3785, 5299, 6020, 7570, 10598, 15140, 21196, 26495, 32551, 52990, 65102, 105980, 130204, 162755, 227857, 325510, 455714, 651020, 911428, 1139285, 2278570, 4557140]

約数ペア:

[(1, 4557140), (2, 2278570), (4, 1139285), (5, 911428), (7, 651020), (10, 455714), (14, 325510), (20, 227857), (28, 162755), (35, 130204), (43, 105980), (70, 65102), (86, 52990), (140, 32551), (172, 26495), (215, 21196), (301, 15140), (430, 10598), (602, 7570), (757, 6020), (860, 5299), (1204, 3785), (1505, 3028), (1514, 3010)]