30820190

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{8831}}^1$

素因数の和:9187

約数の個数: 16

約数和(自身を含む): 55641600

約数和(自身を除く): 24821410

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 8831, 17662, 44155, 88310, 3082019, 6164038, 15410095, 30820190]

約数ペア:

[(1, 30820190), (2, 15410095), (5, 6164038), (10, 3082019), (349, 88310), (698, 44155), (1745, 17662), (3490, 8831)]