804925040

素因数分解:

$2^4\times 5^1\times {\mathrm{10061563}}^1$

素因数の和:10061576

約数の個数: 20

約数和(自身を含む): 1871450904

約数和(自身を除く): 1066525864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10061563, 20123126, 40246252, 50307815, 80492504, 100615630, 160985008, 201231260, 402462520, 804925040]

約数ペア:

[(1, 804925040), (2, 402462520), (4, 201231260), (5, 160985008), (8, 100615630), (10, 80492504), (16, 50307815), (20, 40246252), (40, 20123126), (80, 10061563)]