388670390

素因数分解:

$2^1\times 5^1\times {\mathrm{1877}}^1\times {\mathrm{20707}}^1$

素因数の和:22591

約数の個数: 16

約数和(自身を含む): 700013232

約数和(自身を除く): 311342842

約数列:

[1, 2, 5, 10, 1877, 3754, 9385, 18770, 20707, 41414, 103535, 207070, 38867039, 77734078, 194335195, 388670390]

約数ペア:

[(1, 388670390), (2, 194335195), (5, 77734078), (10, 38867039), (1877, 207070), (3754, 103535), (9385, 41414), (18770, 20707)]