10369616380

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{640891}}^1$

素因数の和:641709

約数の個数: 24

約数和(自身を含む): 21803145840

約数和(自身を除く): 11433529460

約数列:

[1, 2, 4, 5, 10, 20, 809, 1618, 3236, 4045, 8090, 16180, 640891, 1281782, 2563564, 3204455, 6408910, 12817820, 518480819, 1036961638, 2073923276, 2592404095, 5184808190, 10369616380]

約数ペア:

[(1, 10369616380), (2, 5184808190), (4, 2592404095), (5, 2073923276), (10, 1036961638), (20, 518480819), (809, 12817820), (1618, 6408910), (3236, 3204455), (4045, 2563564), (8090, 1281782), (16180, 640891)]