28204510

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{8521}}^1$

素因数の和:8859

約数の個数: 16

約数和(自身を含む): 50927472

約数和(自身を除く): 22722962

約数列:

[1, 2, 5, 10, 331, 662, 1655, 3310, 8521, 17042, 42605, 85210, 2820451, 5640902, 14102255, 28204510]

約数ペア:

[(1, 28204510), (2, 14102255), (5, 5640902), (10, 2820451), (331, 85210), (662, 42605), (1655, 17042), (3310, 8521)]