39262040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{16091}}^1$

素因数の和:16163

約数の個数: 32

約数和(自身を含む): 89793360

約数和(自身を除く): 50531320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 16091, 32182, 64364, 80455, 128728, 160910, 321820, 643640, 981551, 1963102, 3926204, 4907755, 7852408, 9815510, 19631020, 39262040]

約数ペア:

[(1, 39262040), (2, 19631020), (4, 9815510), (5, 7852408), (8, 4907755), (10, 3926204), (20, 1963102), (40, 981551), (61, 643640), (122, 321820), (244, 160910), (305, 128728), (488, 80455), (610, 64364), (1220, 32182), (2440, 16091)]