1807247890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{194119}}^1$

素因数の和:194159

約数の個数: 48

約数和(自身を含む): 3983342400

約数和(自身を除く): 2176094510

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 4655, 9310, 194119, 388238, 970595, 1358833, 1941190, 2717666, 3688261, 6794165, 7376522, 9511831, 13588330, 18441305, 19023662, 25817827, 36882610, 47559155, 51635654, 95118310, 129089135, 180724789, 258178270, 361449578, 903623945, 1807247890]

約数ペア:

[(1, 1807247890), (2, 903623945), (5, 361449578), (7, 258178270), (10, 180724789), (14, 129089135), (19, 95118310), (35, 51635654), (38, 47559155), (49, 36882610), (70, 25817827), (95, 19023662), (98, 18441305), (133, 13588330), (190, 9511831), (245, 7376522), (266, 6794165), (490, 3688261), (665, 2717666), (931, 1941190), (1330, 1358833), (1862, 970595), (4655, 388238), (9310, 194119)]