3988890020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10497079}}^1$

素因数の和:10497107

約数の個数: 24

約数和(自身を含む): 8817547200

約数和(自身を除く): 4828657180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 10497079, 20994158, 41988316, 52485395, 104970790, 199444501, 209941580, 398889002, 797778004, 997222505, 1994445010, 3988890020]

約数ペア:

[(1, 3988890020), (2, 1994445010), (4, 997222505), (5, 797778004), (10, 398889002), (19, 209941580), (20, 199444501), (38, 104970790), (76, 52485395), (95, 41988316), (190, 20994158), (380, 10497079)]