38816120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{138629}}^1$

素因数の和:138647

約数の個数: 32

約数和(自身を含む): 99813600

約数和(自身を除く): 60997480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 138629, 277258, 554516, 693145, 970403, 1109032, 1386290, 1940806, 2772580, 3881612, 4852015, 5545160, 7763224, 9704030, 19408060, 38816120]

約数ペア:

[(1, 38816120), (2, 19408060), (4, 9704030), (5, 7763224), (7, 5545160), (8, 4852015), (10, 3881612), (14, 2772580), (20, 1940806), (28, 1386290), (35, 1109032), (40, 970403), (56, 693145), (70, 554516), (140, 277258), (280, 138629)]