215684570

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{683}}^1\times {\mathrm{1373}}^1$

素因数の和:2086

約数の個数: 32

約数和(自身を含む): 406000512

約数和(自身を除く): 190315942

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 683, 1366, 1373, 2746, 3415, 6830, 6865, 13730, 15709, 31418, 31579, 63158, 78545, 157090, 157895, 315790, 937759, 1875518, 4688795, 9377590, 21568457, 43136914, 107842285, 215684570]

約数ペア:

[(1, 215684570), (2, 107842285), (5, 43136914), (10, 21568457), (23, 9377590), (46, 4688795), (115, 1875518), (230, 937759), (683, 315790), (1366, 157895), (1373, 157090), (2746, 78545), (3415, 63158), (6830, 31579), (6865, 31418), (13730, 15709)]