204804910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{660661}}^1$

素因数の和:660699

約数の個数: 16

約数和(自身を含む): 380541312

約数和(自身を除く): 175736402

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 660661, 1321322, 3303305, 6606610, 20480491, 40960982, 102402455, 204804910]

約数ペア:

[(1, 204804910), (2, 102402455), (5, 40960982), (10, 20480491), (31, 6606610), (62, 3303305), (155, 1321322), (310, 660661)]