395207860

素因数分解:

$2^2\times 5^1\times {\mathrm{937}}^1\times {\mathrm{21089}}^1$

素因数の和:22035

約数の個数: 24

約数和(自身を含む): 830861640

約数和(自身を除く): 435653780

約数列:

[1, 2, 4, 5, 10, 20, 937, 1874, 3748, 4685, 9370, 18740, 21089, 42178, 84356, 105445, 210890, 421780, 19760393, 39520786, 79041572, 98801965, 197603930, 395207860]

約数ペア:

[(1, 395207860), (2, 197603930), (4, 98801965), (5, 79041572), (10, 39520786), (20, 19760393), (937, 421780), (1874, 210890), (3748, 105445), (4685, 84356), (9370, 42178), (18740, 21089)]