40088120

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1549}}^1$

素因数の和:2207

約数の個数: 32

約数和(自身を含む): 90396000

約数和(自身を除く): 50307880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 1549, 2588, 3098, 3235, 5176, 6196, 6470, 7745, 12392, 12940, 15490, 25880, 30980, 61960, 1002203, 2004406, 4008812, 5011015, 8017624, 10022030, 20044060, 40088120]

約数ペア:

[(1, 40088120), (2, 20044060), (4, 10022030), (5, 8017624), (8, 5011015), (10, 4008812), (20, 2004406), (40, 1002203), (647, 61960), (1294, 30980), (1549, 25880), (2588, 15490), (3098, 12940), (3235, 12392), (5176, 7745), (6196, 6470)]