199938340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{14723}}^1$

素因数の和:14836

約数の個数: 48

約数和(自身を含む): 484831872

約数和(自身を除く): 284893532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 3395, 6790, 13580, 14723, 29446, 58892, 73615, 103061, 147230, 206122, 294460, 412244, 515305, 1030610, 1428131, 2061220, 2856262, 5712524, 7140655, 9996917, 14281310, 19993834, 28562620, 39987668, 49984585, 99969170, 199938340]

約数ペア:

[(1, 199938340), (2, 99969170), (4, 49984585), (5, 39987668), (7, 28562620), (10, 19993834), (14, 14281310), (20, 9996917), (28, 7140655), (35, 5712524), (70, 2856262), (97, 2061220), (140, 1428131), (194, 1030610), (388, 515305), (485, 412244), (679, 294460), (970, 206122), (1358, 147230), (1940, 103061), (2716, 73615), (3395, 58892), (6790, 29446), (13580, 14723)]