9970660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{311}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 24111360

約数和(自身を除く): 14140700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 229, 311, 458, 622, 916, 1145, 1244, 1555, 1603, 2177, 2290, 3110, 3206, 4354, 4580, 6220, 6412, 8015, 8708, 10885, 16030, 21770, 32060, 43540, 71219, 142438, 284876, 356095, 498533, 712190, 997066, 1424380, 1994132, 2492665, 4985330, 9970660]

約数ペア:

[(1, 9970660), (2, 4985330), (4, 2492665), (5, 1994132), (7, 1424380), (10, 997066), (14, 712190), (20, 498533), (28, 356095), (35, 284876), (70, 142438), (140, 71219), (229, 43540), (311, 32060), (458, 21770), (622, 16030), (916, 10885), (1145, 8708), (1244, 8015), (1555, 6412), (1603, 6220), (2177, 4580), (2290, 4354), (3110, 3206)]