2147090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 4276800

約数和(自身を除く): 2129710

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 149, 262, 298, 655, 745, 1310, 1441, 1490, 1639, 2882, 3278, 7205, 8195, 14410, 16390, 19519, 39038, 97595, 195190, 214709, 429418, 1073545, 2147090]

約数ペア:

[(1, 2147090), (2, 1073545), (5, 429418), (10, 214709), (11, 195190), (22, 97595), (55, 39038), (110, 19519), (131, 16390), (149, 14410), (262, 8195), (298, 7205), (655, 3278), (745, 2882), (1310, 1639), (1441, 1490)]