1789940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2887}}^1$

素因数の和:2927

約数の個数: 24

約数和(自身を含む): 3881472

約数和(自身を除く): 2091532

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2887, 5774, 11548, 14435, 28870, 57740, 89497, 178994, 357988, 447485, 894970, 1789940]

約数ペア:

[(1, 1789940), (2, 894970), (4, 447485), (5, 357988), (10, 178994), (20, 89497), (31, 57740), (62, 28870), (124, 14435), (155, 11548), (310, 5774), (620, 2887)]