20669160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{172243}}^1$

素因数の和:172257

約数の個数: 32

約数和(自身を含む): 62007840

約数和(自身を除く): 41338680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 172243, 344486, 516729, 688972, 861215, 1033458, 1377944, 1722430, 2066916, 2583645, 3444860, 4133832, 5167290, 6889720, 10334580, 20669160]

約数ペア:

[(1, 20669160), (2, 10334580), (3, 6889720), (4, 5167290), (5, 4133832), (6, 3444860), (8, 2583645), (10, 2066916), (12, 1722430), (15, 1377944), (20, 1033458), (24, 861215), (30, 688972), (40, 516729), (60, 344486), (120, 172243)]