10261520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:232

約数の個数: 80

約数和(自身を含む): 25861440

約数和(自身を除く): 15599920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 157, 172, 190, 215, 304, 314, 344, 380, 430, 628, 688, 760, 785, 817, 860, 1256, 1520, 1570, 1634, 1720, 2512, 2983, 3140, 3268, 3440, 4085, 5966, 6280, 6536, 6751, 8170, 11932, 12560, 13072, 13502, 14915, 16340, 23864, 27004, 29830, 32680, 33755, 47728, 54008, 59660, 65360, 67510, 108016, 119320, 128269, 135020, 238640, 256538, 270040, 513076, 540080, 641345, 1026152, 1282690, 2052304, 2565380, 5130760, 10261520]

約数ペア:

[(1, 10261520), (2, 5130760), (4, 2565380), (5, 2052304), (8, 1282690), (10, 1026152), (16, 641345), (19, 540080), (20, 513076), (38, 270040), (40, 256538), (43, 238640), (76, 135020), (80, 128269), (86, 119320), (95, 108016), (152, 67510), (157, 65360), (172, 59660), (190, 54008), (215, 47728), (304, 33755), (314, 32680), (344, 29830), (380, 27004), (430, 23864), (628, 16340), (688, 14915), (760, 13502), (785, 13072), (817, 12560), (860, 11932), (1256, 8170), (1520, 6751), (1570, 6536), (1634, 6280), (1720, 5966), (2512, 4085), (2983, 3440), (3140, 3268)]