7831160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 18770400

約数和(自身を除く): 10939240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 157, 172, 215, 232, 290, 314, 344, 430, 580, 628, 785, 860, 1160, 1247, 1256, 1570, 1720, 2494, 3140, 4553, 4988, 6235, 6280, 6751, 9106, 9976, 12470, 13502, 18212, 22765, 24940, 27004, 33755, 36424, 45530, 49880, 54008, 67510, 91060, 135020, 182120, 195779, 270040, 391558, 783116, 978895, 1566232, 1957790, 3915580, 7831160]

約数ペア:

[(1, 7831160), (2, 3915580), (4, 1957790), (5, 1566232), (8, 978895), (10, 783116), (20, 391558), (29, 270040), (40, 195779), (43, 182120), (58, 135020), (86, 91060), (116, 67510), (145, 54008), (157, 49880), (172, 45530), (215, 36424), (232, 33755), (290, 27004), (314, 24940), (344, 22765), (430, 18212), (580, 13502), (628, 12470), (785, 9976), (860, 9106), (1160, 6751), (1247, 6280), (1256, 6235), (1570, 4988), (1720, 4553), (2494, 3140)]