19124760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{809}}^1$

素因数の和:1020

約数の個数: 64

約数和(自身を含む): 57736800

約数和(自身を除く): 38612040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 394, 591, 788, 809, 985, 1182, 1576, 1618, 1970, 2364, 2427, 2955, 3236, 3940, 4045, 4728, 4854, 5910, 6472, 7880, 8090, 9708, 11820, 12135, 16180, 19416, 23640, 24270, 32360, 48540, 97080, 159373, 318746, 478119, 637492, 796865, 956238, 1274984, 1593730, 1912476, 2390595, 3187460, 3824952, 4781190, 6374920, 9562380, 19124760]

約数ペア:

[(1, 19124760), (2, 9562380), (3, 6374920), (4, 4781190), (5, 3824952), (6, 3187460), (8, 2390595), (10, 1912476), (12, 1593730), (15, 1274984), (20, 956238), (24, 796865), (30, 637492), (40, 478119), (60, 318746), (120, 159373), (197, 97080), (394, 48540), (591, 32360), (788, 24270), (809, 23640), (985, 19416), (1182, 16180), (1576, 12135), (1618, 11820), (1970, 9708), (2364, 8090), (2427, 7880), (2955, 6472), (3236, 5910), (3940, 4854), (4045, 4728)]