10391720

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1087}}^1$

素因数の和:1337

約数の個数: 32

約数和(自身を含む): 23500800

約数和(自身を除く): 13109080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1087, 1195, 1912, 2174, 2390, 4348, 4780, 5435, 8696, 9560, 10870, 21740, 43480, 259793, 519586, 1039172, 1298965, 2078344, 2597930, 5195860, 10391720]

約数ペア:

[(1, 10391720), (2, 5195860), (4, 2597930), (5, 2078344), (8, 1298965), (10, 1039172), (20, 519586), (40, 259793), (239, 43480), (478, 21740), (956, 10870), (1087, 9560), (1195, 8696), (1912, 5435), (2174, 4780), (2390, 4348)]