40038020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1433}}^1$

素因数の和:1580

約数の個数: 48

約数和(自身を含む): 92510208

約数和(自身を除く): 52472188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 508, 635, 1270, 1397, 1433, 2540, 2794, 2866, 5588, 5732, 6985, 7165, 13970, 14330, 15763, 27940, 28660, 31526, 63052, 78815, 157630, 181991, 315260, 363982, 727964, 909955, 1819910, 2001901, 3639820, 4003802, 8007604, 10009505, 20019010, 40038020]

約数ペア:

[(1, 40038020), (2, 20019010), (4, 10009505), (5, 8007604), (10, 4003802), (11, 3639820), (20, 2001901), (22, 1819910), (44, 909955), (55, 727964), (110, 363982), (127, 315260), (220, 181991), (254, 157630), (508, 78815), (635, 63052), (1270, 31526), (1397, 28660), (1433, 27940), (2540, 15763), (2794, 14330), (2866, 13970), (5588, 7165), (5732, 6985)]