5130760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 12513600

約数和(自身を除く): 7382840

約数列:

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

約数ペア:

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