1864006975

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{943801}}^1$

素因数の和:943890

約数の個数: 12

約数和(自身を含む): 2340628960

約数和(自身を除く): 476621985

約数列:

[1, 5, 25, 79, 395, 1975, 943801, 4719005, 23595025, 74560279, 372801395, 1864006975]

約数ペア:

[(1, 1864006975), (5, 372801395), (25, 74560279), (79, 23595025), (395, 4719005), (1975, 943801)]