2641840

素因数分解:

$2^4\times 5^1\times {\mathrm{33023}}^1$

素因数の和:33036

約数の個数: 20

約数和(自身を含む): 6142464

約数和(自身を除く): 3500624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 33023, 66046, 132092, 165115, 264184, 330230, 528368, 660460, 1320920, 2641840]

約数ペア:

[(1, 2641840), (2, 1320920), (4, 660460), (5, 528368), (8, 330230), (10, 264184), (16, 165115), (20, 132092), (40, 66046), (80, 33023)]