19694280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{487}}^1$

素因数の和:838

約数の個数: 64

約数和(自身を含む): 59379840

約数和(自身を除く): 39685560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 337, 487, 674, 974, 1011, 1348, 1461, 1685, 1948, 2022, 2435, 2696, 2922, 3370, 3896, 4044, 4870, 5055, 5844, 6740, 7305, 8088, 9740, 10110, 11688, 13480, 14610, 19480, 20220, 29220, 40440, 58440, 164119, 328238, 492357, 656476, 820595, 984714, 1312952, 1641190, 1969428, 2461785, 3282380, 3938856, 4923570, 6564760, 9847140, 19694280]

約数ペア:

[(1, 19694280), (2, 9847140), (3, 6564760), (4, 4923570), (5, 3938856), (6, 3282380), (8, 2461785), (10, 1969428), (12, 1641190), (15, 1312952), (20, 984714), (24, 820595), (30, 656476), (40, 492357), (60, 328238), (120, 164119), (337, 58440), (487, 40440), (674, 29220), (974, 20220), (1011, 19480), (1348, 14610), (1461, 13480), (1685, 11688), (1948, 10110), (2022, 9740), (2435, 8088), (2696, 7305), (2922, 6740), (3370, 5844), (3896, 5055), (4044, 4870)]