13804120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 34279200

約数和(自身を除く): 20475080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 137, 220, 229, 274, 440, 458, 548, 685, 916, 1096, 1145, 1370, 1507, 1832, 2290, 2519, 2740, 3014, 4580, 5038, 5480, 6028, 7535, 9160, 10076, 12056, 12595, 15070, 20152, 25190, 30140, 31373, 50380, 60280, 62746, 100760, 125492, 156865, 250984, 313730, 345103, 627460, 690206, 1254920, 1380412, 1725515, 2760824, 3451030, 6902060, 13804120]

約数ペア:

[(1, 13804120), (2, 6902060), (4, 3451030), (5, 2760824), (8, 1725515), (10, 1380412), (11, 1254920), (20, 690206), (22, 627460), (40, 345103), (44, 313730), (55, 250984), (88, 156865), (110, 125492), (137, 100760), (220, 62746), (229, 60280), (274, 50380), (440, 31373), (458, 30140), (548, 25190), (685, 20152), (916, 15070), (1096, 12595), (1145, 12056), (1370, 10076), (1507, 9160), (1832, 7535), (2290, 6028), (2519, 5480), (2740, 5038), (3014, 4580)]