83981660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{599869}}^1$

素因数の和:599885

約数の個数: 24

約数和(自身を含む): 201556320

約数和(自身を除く): 117574660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 599869, 1199738, 2399476, 2999345, 4199083, 5998690, 8398166, 11997380, 16796332, 20995415, 41990830, 83981660]

約数ペア:

[(1, 83981660), (2, 41990830), (4, 20995415), (5, 16796332), (7, 11997380), (10, 8398166), (14, 5998690), (20, 4199083), (28, 2999345), (35, 2399476), (70, 1199738), (140, 599869)]