20210727220

素因数分解:

$2^2\times 5^1\times {\mathrm{599}}^1\times {\mathrm{1687039}}^1$

素因数の和:1687647

約数の個数: 24

約数和(自身を含む): 42513408000

約数和(自身を除く): 22302680780

約数列:

[1, 2, 4, 5, 10, 20, 599, 1198, 2396, 2995, 5990, 11980, 1687039, 3374078, 6748156, 8435195, 16870390, 33740780, 1010536361, 2021072722, 4042145444, 5052681805, 10105363610, 20210727220]

約数ペア:

[(1, 20210727220), (2, 10105363610), (4, 5052681805), (5, 4042145444), (10, 2021072722), (20, 1010536361), (599, 33740780), (1198, 16870390), (2396, 8435195), (2995, 6748156), (5990, 3374078), (11980, 1687039)]