28553860

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{3767}}^1$

素因数の和:4155

約数の個数: 24

約数和(自身を含む): 60137280

約数和(自身を除く): 31583420

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3767, 3790, 7534, 7580, 15068, 18835, 37670, 75340, 1427693, 2855386, 5710772, 7138465, 14276930, 28553860]

約数ペア:

[(1, 28553860), (2, 14276930), (4, 7138465), (5, 5710772), (10, 2855386), (20, 1427693), (379, 75340), (758, 37670), (1516, 18835), (1895, 15068), (3767, 7580), (3790, 7534)]