91140520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{48479}}^1$

素因数の和:48537

約数の個数: 32

約数和(自身を含む): 209433600

約数和(自身を除く): 118293080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 48479, 96958, 193916, 242395, 387832, 484790, 969580, 1939160, 2278513, 4557026, 9114052, 11392565, 18228104, 22785130, 45570260, 91140520]

約数ペア:

[(1, 91140520), (2, 45570260), (4, 22785130), (5, 18228104), (8, 11392565), (10, 9114052), (20, 4557026), (40, 2278513), (47, 1939160), (94, 969580), (188, 484790), (235, 387832), (376, 242395), (470, 193916), (940, 96958), (1880, 48479)]