13630640

素因数分解:

$2^4\times 5^1\times {\mathrm{170383}}^1$

素因数の和:170396

約数の個数: 20

約数和(自身を含む): 31691424

約数和(自身を除く): 18060784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 170383, 340766, 681532, 851915, 1363064, 1703830, 2726128, 3407660, 6815320, 13630640]

約数ペア:

[(1, 13630640), (2, 6815320), (4, 3407660), (5, 2726128), (8, 1703830), (10, 1363064), (16, 851915), (20, 681532), (40, 340766), (80, 170383)]