85714420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{2333}}^1$

素因数の和:2520

約数の個数: 48

約数和(自身を含む): 197624448

約数和(自身を除く): 111910028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 167, 220, 334, 668, 835, 1670, 1837, 2333, 3340, 3674, 4666, 7348, 9185, 9332, 11665, 18370, 23330, 25663, 36740, 46660, 51326, 102652, 128315, 256630, 389611, 513260, 779222, 1558444, 1948055, 3896110, 4285721, 7792220, 8571442, 17142884, 21428605, 42857210, 85714420]

約数ペア:

[(1, 85714420), (2, 42857210), (4, 21428605), (5, 17142884), (10, 8571442), (11, 7792220), (20, 4285721), (22, 3896110), (44, 1948055), (55, 1558444), (110, 779222), (167, 513260), (220, 389611), (334, 256630), (668, 128315), (835, 102652), (1670, 51326), (1837, 46660), (2333, 36740), (3340, 25663), (3674, 23330), (4666, 18370), (7348, 11665), (9185, 9332)]