2778370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2089}}^1$

素因数の和:2122

約数の個数: 32

約数和(自身を含む): 6019200

約数和(自身を除く): 3240830

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 2089, 4178, 10445, 14623, 20890, 29246, 39691, 73115, 79382, 146230, 198455, 277837, 396910, 555674, 1389185, 2778370]

約数ペア:

[(1, 2778370), (2, 1389185), (5, 555674), (7, 396910), (10, 277837), (14, 198455), (19, 146230), (35, 79382), (38, 73115), (70, 39691), (95, 29246), (133, 20890), (190, 14623), (266, 10445), (665, 4178), (1330, 2089)]