28787160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239893}}^1$

素因数の和:239907

約数の個数: 32

約数和(自身を含む): 86361840

約数和(自身を除く): 57574680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239893, 479786, 719679, 959572, 1199465, 1439358, 1919144, 2398930, 2878716, 3598395, 4797860, 5757432, 7196790, 9595720, 14393580, 28787160]

約数ペア:

[(1, 28787160), (2, 14393580), (3, 9595720), (4, 7196790), (5, 5757432), (6, 4797860), (8, 3598395), (10, 2878716), (12, 2398930), (15, 1919144), (20, 1439358), (24, 1199465), (30, 959572), (40, 719679), (60, 479786), (120, 239893)]