1618108120

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{130073}}^1$

素因数の和:130395

約数の個数: 32

約数和(自身を含む): 3652477920

約数和(自身を除く): 2034369800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 12440, 130073, 260146, 520292, 650365, 1040584, 1300730, 2601460, 5202920, 40452703, 80905406, 161810812, 202263515, 323621624, 404527030, 809054060, 1618108120]

約数ペア:

[(1, 1618108120), (2, 809054060), (4, 404527030), (5, 323621624), (8, 202263515), (10, 161810812), (20, 80905406), (40, 40452703), (311, 5202920), (622, 2601460), (1244, 1300730), (1555, 1040584), (2488, 650365), (3110, 520292), (6220, 260146), (12440, 130073)]