1938040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3727}}^1$

素因数の和:3751

約数の個数: 32

約数和(自身を含む): 4697280

約数和(自身を除く): 2759240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3727, 7454, 14908, 18635, 29816, 37270, 48451, 74540, 96902, 149080, 193804, 242255, 387608, 484510, 969020, 1938040]

約数ペア:

[(1, 1938040), (2, 969020), (4, 484510), (5, 387608), (8, 242255), (10, 193804), (13, 149080), (20, 96902), (26, 74540), (40, 48451), (52, 37270), (65, 29816), (104, 18635), (130, 14908), (260, 7454), (520, 3727)]