1238307460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4762721}}^1$

素因数の和:4762743

約数の個数: 24

約数和(自身を含む): 2800480536

約数和(自身を除く): 1562173076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4762721, 9525442, 19050884, 23813605, 47627210, 61915373, 95254420, 123830746, 247661492, 309576865, 619153730, 1238307460]

約数ペア:

[(1, 1238307460), (2, 619153730), (4, 309576865), (5, 247661492), (10, 123830746), (13, 95254420), (20, 61915373), (26, 47627210), (52, 23813605), (65, 19050884), (130, 9525442), (260, 4762721)]