8810120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20023}}^1$

素因数の和:20045

約数の個数: 32

約数和(自身を含む): 21625920

約数和(自身を除く): 12815800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20023, 40046, 80092, 100115, 160184, 200230, 220253, 400460, 440506, 800920, 881012, 1101265, 1762024, 2202530, 4405060, 8810120]

約数ペア:

[(1, 8810120), (2, 4405060), (4, 2202530), (5, 1762024), (8, 1101265), (10, 881012), (11, 800920), (20, 440506), (22, 400460), (40, 220253), (44, 200230), (55, 160184), (88, 100115), (110, 80092), (220, 40046), (440, 20023)]