31011440

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13367}}^1$

素因数の和:13409

約数の個数: 40

約数和(自身を含む): 74593440

約数和(自身を除く): 43582000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 13367, 26734, 53468, 66835, 106936, 133670, 213872, 267340, 387643, 534680, 775286, 1069360, 1550572, 1938215, 3101144, 3876430, 6202288, 7752860, 15505720, 31011440]

約数ペア:

[(1, 31011440), (2, 15505720), (4, 7752860), (5, 6202288), (8, 3876430), (10, 3101144), (16, 1938215), (20, 1550572), (29, 1069360), (40, 775286), (58, 534680), (80, 387643), (116, 267340), (145, 213872), (232, 133670), (290, 106936), (464, 66835), (580, 53468), (1160, 26734), (2320, 13367)]