2158970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1033}}^1$

素因数の和:1070

約数の個数: 32

約数和(自身を含む): 4466880

約数和(自身を除く): 2307910

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1033, 1045, 2066, 2090, 5165, 10330, 11363, 19627, 22726, 39254, 56815, 98135, 113630, 196270, 215897, 431794, 1079485, 2158970]

約数ペア:

[(1, 2158970), (2, 1079485), (5, 431794), (10, 215897), (11, 196270), (19, 113630), (22, 98135), (38, 56815), (55, 39254), (95, 22726), (110, 19627), (190, 11363), (209, 10330), (418, 5165), (1033, 2090), (1045, 2066)]