28423962040

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7984259}}^1$

素因数の和:7984359

約数の個数: 32

約数和(自身を含む): 64672506000

約数和(自身を除く): 36248543960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 7984259, 15968518, 31937036, 39921295, 63874072, 79842590, 159685180, 319370360, 710599051, 1421198102, 2842396204, 3552995255, 5684792408, 7105990510, 14211981020, 28423962040]

約数ペア:

[(1, 28423962040), (2, 14211981020), (4, 7105990510), (5, 5684792408), (8, 3552995255), (10, 2842396204), (20, 1421198102), (40, 710599051), (89, 319370360), (178, 159685180), (356, 79842590), (445, 63874072), (712, 39921295), (890, 31937036), (1780, 15968518), (3560, 7984259)]