4465040

素因数分解:

$2^4\times 5^1\times {\mathrm{55813}}^1$

素因数の和:55826

約数の個数: 20

約数和(自身を含む): 10381404

約数和(自身を除く): 5916364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 55813, 111626, 223252, 279065, 446504, 558130, 893008, 1116260, 2232520, 4465040]

約数ペア:

[(1, 4465040), (2, 2232520), (4, 1116260), (5, 893008), (8, 558130), (10, 446504), (16, 279065), (20, 223252), (40, 111626), (80, 55813)]