18477080

素因数分解:

$2^3\times 5^1\times {\mathrm{607}}^1\times {\mathrm{761}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 41696640

約数和(自身を除く): 23219560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 607, 761, 1214, 1522, 2428, 3035, 3044, 3805, 4856, 6070, 6088, 7610, 12140, 15220, 24280, 30440, 461927, 923854, 1847708, 2309635, 3695416, 4619270, 9238540, 18477080]

約数ペア:

[(1, 18477080), (2, 9238540), (4, 4619270), (5, 3695416), (8, 2309635), (10, 1847708), (20, 923854), (40, 461927), (607, 30440), (761, 24280), (1214, 15220), (1522, 12140), (2428, 7610), (3035, 6088), (3044, 6070), (3805, 4856)]