45252020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1997}}^1$

素因数の和:2120

約数の個数: 48

約数和(自身を含む): 104727168

約数和(自身を除く): 59475148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 206, 220, 412, 515, 1030, 1133, 1997, 2060, 2266, 3994, 4532, 5665, 7988, 9985, 11330, 19970, 21967, 22660, 39940, 43934, 87868, 109835, 205691, 219670, 411382, 439340, 822764, 1028455, 2056910, 2262601, 4113820, 4525202, 9050404, 11313005, 22626010, 45252020]

約数ペア:

[(1, 45252020), (2, 22626010), (4, 11313005), (5, 9050404), (10, 4525202), (11, 4113820), (20, 2262601), (22, 2056910), (44, 1028455), (55, 822764), (103, 439340), (110, 411382), (206, 219670), (220, 205691), (412, 109835), (515, 87868), (1030, 43934), (1133, 39940), (1997, 22660), (2060, 21967), (2266, 19970), (3994, 11330), (4532, 9985), (5665, 7988)]