2809904

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{2879}}^1$

素因数の和:2948

約数の個数: 20

約数和(自身を含む): 5535360

約数和(自身を除く): 2725456

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 2879, 5758, 11516, 23032, 46064, 175619, 351238, 702476, 1404952, 2809904]

約数ペア:

[(1, 2809904), (2, 1404952), (4, 702476), (8, 351238), (16, 175619), (61, 46064), (122, 23032), (244, 11516), (488, 5758), (976, 2879)]