89838340

素因数分解:

$2^2\times 5^1\times {\mathrm{2039}}^1\times {\mathrm{2203}}^1$

素因数の和:4251

約数の個数: 24

約数和(自身を含む): 188838720

約数和(自身を除く): 99000380

約数列:

[1, 2, 4, 5, 10, 20, 2039, 2203, 4078, 4406, 8156, 8812, 10195, 11015, 20390, 22030, 40780, 44060, 4491917, 8983834, 17967668, 22459585, 44919170, 89838340]

約数ペア:

[(1, 89838340), (2, 44919170), (4, 22459585), (5, 17967668), (10, 8983834), (20, 4491917), (2039, 44060), (2203, 40780), (4078, 22030), (4406, 20390), (8156, 11015), (8812, 10195)]