47507320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{443}}^1$

素因数の和:844

約数の個数: 64

約数和(自身を含む): 122757120

約数和(自身を除く): 75249800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 383, 443, 766, 886, 1532, 1772, 1915, 2215, 2681, 3064, 3101, 3544, 3830, 4430, 5362, 6202, 7660, 8860, 10724, 12404, 13405, 15320, 15505, 17720, 21448, 24808, 26810, 31010, 53620, 62020, 107240, 124040, 169669, 339338, 678676, 848345, 1187683, 1357352, 1696690, 2375366, 3393380, 4750732, 5938415, 6786760, 9501464, 11876830, 23753660, 47507320]

約数ペア:

[(1, 47507320), (2, 23753660), (4, 11876830), (5, 9501464), (7, 6786760), (8, 5938415), (10, 4750732), (14, 3393380), (20, 2375366), (28, 1696690), (35, 1357352), (40, 1187683), (56, 848345), (70, 678676), (140, 339338), (280, 169669), (383, 124040), (443, 107240), (766, 62020), (886, 53620), (1532, 31010), (1772, 26810), (1915, 24808), (2215, 21448), (2681, 17720), (3064, 15505), (3101, 15320), (3544, 13405), (3830, 12404), (4430, 10724), (5362, 8860), (6202, 7660)]