15721090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1201}}^1$

素因数の和:1243

約数の個数: 64

約数和(自身を含む): 37387008

約数和(自身を除く): 21665918

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1201, 1309, 1870, 2402, 2618, 6005, 6545, 8407, 12010, 13090, 13211, 16814, 20417, 26422, 40834, 42035, 66055, 84070, 92477, 102085, 132110, 142919, 184954, 204170, 224587, 285838, 449174, 462385, 714595, 924770, 1122935, 1429190, 1572109, 2245870, 3144218, 7860545, 15721090]

約数ペア:

[(1, 15721090), (2, 7860545), (5, 3144218), (7, 2245870), (10, 1572109), (11, 1429190), (14, 1122935), (17, 924770), (22, 714595), (34, 462385), (35, 449174), (55, 285838), (70, 224587), (77, 204170), (85, 184954), (110, 142919), (119, 132110), (154, 102085), (170, 92477), (187, 84070), (238, 66055), (374, 42035), (385, 40834), (595, 26422), (770, 20417), (935, 16814), (1190, 13211), (1201, 13090), (1309, 12010), (1870, 8407), (2402, 6545), (2618, 6005)]