19728120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5669}}^1$

素因数の和:5712

約数の個数: 64

約数和(自身を含む): 61236000

約数和(自身を除く): 41507880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 5669, 11338, 17007, 22676, 28345, 34014, 45352, 56690, 68028, 85035, 113380, 136056, 164401, 170070, 226760, 328802, 340140, 493203, 657604, 680280, 822005, 986406, 1315208, 1644010, 1972812, 2466015, 3288020, 3945624, 4932030, 6576040, 9864060, 19728120]

約数ペア:

[(1, 19728120), (2, 9864060), (3, 6576040), (4, 4932030), (5, 3945624), (6, 3288020), (8, 2466015), (10, 1972812), (12, 1644010), (15, 1315208), (20, 986406), (24, 822005), (29, 680280), (30, 657604), (40, 493203), (58, 340140), (60, 328802), (87, 226760), (116, 170070), (120, 164401), (145, 136056), (174, 113380), (232, 85035), (290, 68028), (348, 56690), (435, 45352), (580, 34014), (696, 28345), (870, 22676), (1160, 17007), (1740, 11338), (3480, 5669)]