16257040

素因数分解:

$2^4\times 5^1\times {\mathrm{203213}}^1$

素因数の和:203226

約数の個数: 20

約数和(自身を含む): 37797804

約数和(自身を除く): 21540764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 203213, 406426, 812852, 1016065, 1625704, 2032130, 3251408, 4064260, 8128520, 16257040]

約数ペア:

[(1, 16257040), (2, 8128520), (4, 4064260), (5, 3251408), (8, 2032130), (10, 1625704), (16, 1016065), (20, 812852), (40, 406426), (80, 203213)]