20289480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{169079}}^1$

素因数の和:169093

約数の個数: 32

約数和(自身を含む): 60868800

約数和(自身を除く): 40579320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 169079, 338158, 507237, 676316, 845395, 1014474, 1352632, 1690790, 2028948, 2536185, 3381580, 4057896, 5072370, 6763160, 10144740, 20289480]

約数ペア:

[(1, 20289480), (2, 10144740), (3, 6763160), (4, 5072370), (5, 4057896), (6, 3381580), (8, 2536185), (10, 2028948), (12, 1690790), (15, 1352632), (20, 1014474), (24, 845395), (30, 676316), (40, 507237), (60, 338158), (120, 169079)]