127027720

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{6949}}^1$

素因数の和:7417

約数の個数: 32

約数和(自身を含む): 286479000

約数和(自身を除く): 159451280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2285, 3656, 4570, 6949, 9140, 13898, 18280, 27796, 34745, 55592, 69490, 138980, 277960, 3175693, 6351386, 12702772, 15878465, 25405544, 31756930, 63513860, 127027720]

約数ペア:

[(1, 127027720), (2, 63513860), (4, 31756930), (5, 25405544), (8, 15878465), (10, 12702772), (20, 6351386), (40, 3175693), (457, 277960), (914, 138980), (1828, 69490), (2285, 55592), (3656, 34745), (4570, 27796), (6949, 18280), (9140, 13898)]