248858180

素因数分解:

$2^2\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{5839}}^1$

素因数の和:7979

約数の個数: 24

約数和(自身を含む): 522936960

約数和(自身を除く): 274078780

約数列:

[1, 2, 4, 5, 10, 20, 2131, 4262, 5839, 8524, 10655, 11678, 21310, 23356, 29195, 42620, 58390, 116780, 12442909, 24885818, 49771636, 62214545, 124429090, 248858180]

約数ペア:

[(1, 248858180), (2, 124429090), (4, 62214545), (5, 49771636), (10, 24885818), (20, 12442909), (2131, 116780), (4262, 58390), (5839, 42620), (8524, 29195), (10655, 23356), (11678, 21310)]