40371085880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{16545527}}^1$

素因数の和:16545599

約数の個数: 32

約数和(自身を含む): 92324046240

約数和(自身を除く): 51952960360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 16545527, 33091054, 66182108, 82727635, 132364216, 165455270, 330910540, 661821080, 1009277147, 2018554294, 4037108588, 5046385735, 8074217176, 10092771470, 20185542940, 40371085880]

約数ペア:

[(1, 40371085880), (2, 20185542940), (4, 10092771470), (5, 8074217176), (8, 5046385735), (10, 4037108588), (20, 2018554294), (40, 1009277147), (61, 661821080), (122, 330910540), (244, 165455270), (305, 132364216), (488, 82727635), (610, 66182108), (1220, 33091054), (2440, 16545527)]