9837620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 22482768

約数和(自身を除く): 12645148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 241, 260, 314, 482, 628, 785, 964, 1205, 1570, 2041, 2410, 3133, 3140, 4082, 4820, 6266, 8164, 10205, 12532, 15665, 20410, 31330, 37837, 40820, 62660, 75674, 151348, 189185, 378370, 491881, 756740, 983762, 1967524, 2459405, 4918810, 9837620]

約数ペア:

[(1, 9837620), (2, 4918810), (4, 2459405), (5, 1967524), (10, 983762), (13, 756740), (20, 491881), (26, 378370), (52, 189185), (65, 151348), (130, 75674), (157, 62660), (241, 40820), (260, 37837), (314, 31330), (482, 20410), (628, 15665), (785, 12532), (964, 10205), (1205, 8164), (1570, 6266), (2041, 4820), (2410, 4082), (3133, 3140)]