39105490

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{457}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 72547200

約数和(自身を除く): 33441710

約数列:

[1, 2, 5, 10, 43, 86, 199, 215, 398, 430, 457, 914, 995, 1990, 2285, 4570, 8557, 17114, 19651, 39302, 42785, 85570, 90943, 98255, 181886, 196510, 454715, 909430, 3910549, 7821098, 19552745, 39105490]

約数ペア:

[(1, 39105490), (2, 19552745), (5, 7821098), (10, 3910549), (43, 909430), (86, 454715), (199, 196510), (215, 181886), (398, 98255), (430, 90943), (457, 85570), (914, 42785), (995, 39302), (1990, 19651), (2285, 17114), (4570, 8557)]