8210820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{487}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 23119488

約数和(自身を除く): 14908668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 281, 487, 562, 843, 974, 1124, 1405, 1461, 1686, 1948, 2435, 2810, 2922, 3372, 4215, 4870, 5620, 5844, 7305, 8430, 9740, 14610, 16860, 29220, 136847, 273694, 410541, 547388, 684235, 821082, 1368470, 1642164, 2052705, 2736940, 4105410, 8210820]

約数ペア:

[(1, 8210820), (2, 4105410), (3, 2736940), (4, 2052705), (5, 1642164), (6, 1368470), (10, 821082), (12, 684235), (15, 547388), (20, 410541), (30, 273694), (60, 136847), (281, 29220), (487, 16860), (562, 14610), (843, 9740), (974, 8430), (1124, 7305), (1405, 5844), (1461, 5620), (1686, 4870), (1948, 4215), (2435, 3372), (2810, 2922)]