17320870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{709}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 35784000

約数和(自身を除く): 18463130

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 349, 698, 709, 1418, 1745, 2443, 3490, 3545, 4886, 4963, 7090, 9926, 12215, 24430, 24815, 49630, 247441, 494882, 1237205, 1732087, 2474410, 3464174, 8660435, 17320870]

約数ペア:

[(1, 17320870), (2, 8660435), (5, 3464174), (7, 2474410), (10, 1732087), (14, 1237205), (35, 494882), (70, 247441), (349, 49630), (698, 24815), (709, 24430), (1418, 12215), (1745, 9926), (2443, 7090), (3490, 4963), (3545, 4886)]