1781878670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{113279}}^1$

素因数の和:113321

約数の個数: 48

約数和(自身を含む): 3796692480

約数和(自身を除く): 2014813810

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1210, 1430, 1573, 3146, 7865, 15730, 113279, 226558, 566395, 1132790, 1246069, 1472627, 2492138, 2945254, 6230345, 7363135, 12460690, 13706759, 14726270, 16198897, 27413518, 32397794, 68533795, 80994485, 137067590, 161988970, 178187867, 356375734, 890939335, 1781878670]

約数ペア:

[(1, 1781878670), (2, 890939335), (5, 356375734), (10, 178187867), (11, 161988970), (13, 137067590), (22, 80994485), (26, 68533795), (55, 32397794), (65, 27413518), (110, 16198897), (121, 14726270), (130, 13706759), (143, 12460690), (242, 7363135), (286, 6230345), (605, 2945254), (715, 2492138), (1210, 1472627), (1430, 1246069), (1573, 1132790), (3146, 566395), (7865, 226558), (15730, 113279)]