83840560

素因数分解:

$2^4\times 5^1\times {\mathrm{1048007}}^1$

素因数の和:1048020

約数の個数: 20

約数和(自身を含む): 194929488

約数和(自身を除く): 111088928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1048007, 2096014, 4192028, 5240035, 8384056, 10480070, 16768112, 20960140, 41920280, 83840560]

約数ペア:

[(1, 83840560), (2, 41920280), (4, 20960140), (5, 16768112), (8, 10480070), (10, 8384056), (16, 5240035), (20, 4192028), (40, 2096014), (80, 1048007)]