19763280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27449}}^1$

素因数の和:27468

約数の個数: 60

約数和(自身を含む): 66374100

約数和(自身を除く): 46610820

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27449, 54898, 82347, 109796, 137245, 164694, 219592, 247041, 274490, 329388, 411735, 439184, 494082, 548980, 658776, 823470, 988164, 1097960, 1235205, 1317552, 1646940, 1976328, 2195920, 2470410, 3293880, 3952656, 4940820, 6587760, 9881640, 19763280]

約数ペア:

[(1, 19763280), (2, 9881640), (3, 6587760), (4, 4940820), (5, 3952656), (6, 3293880), (8, 2470410), (9, 2195920), (10, 1976328), (12, 1646940), (15, 1317552), (16, 1235205), (18, 1097960), (20, 988164), (24, 823470), (30, 658776), (36, 548980), (40, 494082), (45, 439184), (48, 411735), (60, 329388), (72, 274490), (80, 247041), (90, 219592), (120, 164694), (144, 137245), (180, 109796), (240, 82347), (360, 54898), (720, 27449)]