42561440

素因数分解:

$2^5\times 5^1\times {\mathrm{266009}}^1$

素因数の和:266024

約数の個数: 24

約数和(自身を含む): 100551780

約数和(自身を除く): 57990340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 266009, 532018, 1064036, 1330045, 2128072, 2660090, 4256144, 5320180, 8512288, 10640360, 21280720, 42561440]

約数ペア:

[(1, 42561440), (2, 21280720), (4, 10640360), (5, 8512288), (8, 5320180), (10, 4256144), (16, 2660090), (20, 2128072), (32, 1330045), (40, 1064036), (80, 532018), (160, 266009)]