39541020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{997}}^1$

素因数の和:1670

約数の個数: 48

約数和(自身を含む): 110993568

約数和(自身を除く): 71452548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 661, 997, 1322, 1983, 1994, 2644, 2991, 3305, 3966, 3988, 4985, 5982, 6610, 7932, 9915, 9970, 11964, 13220, 14955, 19830, 19940, 29910, 39660, 59820, 659017, 1318034, 1977051, 2636068, 3295085, 3954102, 6590170, 7908204, 9885255, 13180340, 19770510, 39541020]

約数ペア:

[(1, 39541020), (2, 19770510), (3, 13180340), (4, 9885255), (5, 7908204), (6, 6590170), (10, 3954102), (12, 3295085), (15, 2636068), (20, 1977051), (30, 1318034), (60, 659017), (661, 59820), (997, 39660), (1322, 29910), (1983, 19940), (1994, 19830), (2644, 14955), (2991, 13220), (3305, 11964), (3966, 9970), (3988, 9915), (4985, 7932), (5982, 6610)]