1330387480

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{138007}}^1$

素因数の和:138259

約数の個数: 32

約数和(自身を含む): 3005814240

約数和(自身を除く): 1675426760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 9640, 138007, 276014, 552028, 690035, 1104056, 1380070, 2760140, 5520280, 33259687, 66519374, 133038748, 166298435, 266077496, 332596870, 665193740, 1330387480]

約数ペア:

[(1, 1330387480), (2, 665193740), (4, 332596870), (5, 266077496), (8, 166298435), (10, 133038748), (20, 66519374), (40, 33259687), (241, 5520280), (482, 2760140), (964, 1380070), (1205, 1104056), (1928, 690035), (2410, 552028), (4820, 276014), (9640, 138007)]