197379740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{240707}}^1$

素因数の和:240757

約数の個数: 24

約数和(自身を含む): 424608912

約数和(自身を除く): 227229172

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 240707, 481414, 962828, 1203535, 2407070, 4814140, 9868987, 19737974, 39475948, 49344935, 98689870, 197379740]

約数ペア:

[(1, 197379740), (2, 98689870), (4, 49344935), (5, 39475948), (10, 19737974), (20, 9868987), (41, 4814140), (82, 2407070), (164, 1203535), (205, 962828), (410, 481414), (820, 240707)]