20384960

素因数分解:

$2^6\times 5^1\times {\mathrm{63703}}^1$

素因数の和:63720

約数の個数: 28

約数和(自身を含む): 48542448

約数和(自身を除く): 28157488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 63703, 127406, 254812, 318515, 509624, 637030, 1019248, 1274060, 2038496, 2548120, 4076992, 5096240, 10192480, 20384960]

約数ペア:

[(1, 20384960), (2, 10192480), (4, 5096240), (5, 4076992), (8, 2548120), (10, 2038496), (16, 1274060), (20, 1019248), (32, 637030), (40, 509624), (64, 318515), (80, 254812), (160, 127406), (320, 63703)]