20269280

素因数分解:

$2^5\times 5^1\times {\mathrm{126683}}^1$

素因数の和:126698

約数の個数: 24

約数和(自身を含む): 47886552

約数和(自身を除く): 27617272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 126683, 253366, 506732, 633415, 1013464, 1266830, 2026928, 2533660, 4053856, 5067320, 10134640, 20269280]

約数ペア:

[(1, 20269280), (2, 10134640), (4, 5067320), (5, 4053856), (8, 2533660), (10, 2026928), (16, 1266830), (20, 1013464), (32, 633415), (40, 506732), (80, 253366), (160, 126683)]