22491490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 47536632

約数和(自身を除く): 25045142

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 197, 233, 245, 394, 466, 490, 985, 1165, 1379, 1631, 1970, 2330, 2758, 3262, 6895, 8155, 9653, 11417, 13790, 16310, 19306, 22834, 45901, 48265, 57085, 91802, 96530, 114170, 229505, 321307, 459010, 642614, 1606535, 2249149, 3213070, 4498298, 11245745, 22491490]

約数ペア:

[(1, 22491490), (2, 11245745), (5, 4498298), (7, 3213070), (10, 2249149), (14, 1606535), (35, 642614), (49, 459010), (70, 321307), (98, 229505), (197, 114170), (233, 96530), (245, 91802), (394, 57085), (466, 48265), (490, 45901), (985, 22834), (1165, 19306), (1379, 16310), (1631, 13790), (1970, 11417), (2330, 9653), (2758, 8155), (3262, 6895)]