57013640

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2203}}^1$

素因数の和:2861

約数の個数: 32

約数和(自身を含む): 128537280

約数和(自身を除く): 71523640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 2203, 2588, 3235, 4406, 5176, 6470, 8812, 11015, 12940, 17624, 22030, 25880, 44060, 88120, 1425341, 2850682, 5701364, 7126705, 11402728, 14253410, 28506820, 57013640]

約数ペア:

[(1, 57013640), (2, 28506820), (4, 14253410), (5, 11402728), (8, 7126705), (10, 5701364), (20, 2850682), (40, 1425341), (647, 88120), (1294, 44060), (2203, 25880), (2588, 22030), (3235, 17624), (4406, 12940), (5176, 11015), (6470, 8812)]