20388960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{14159}}^1$

素因数の和:14180

約数の個数: 72

約数和(自身を含む): 69582240

約数和(自身を除く): 49193280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 14159, 28318, 42477, 56636, 70795, 84954, 113272, 127431, 141590, 169908, 212385, 226544, 254862, 283180, 339816, 424770, 453088, 509724, 566360, 637155, 679632, 849540, 1019448, 1132720, 1274310, 1359264, 1699080, 2038896, 2265440, 2548620, 3398160, 4077792, 5097240, 6796320, 10194480, 20388960]

約数ペア:

[(1, 20388960), (2, 10194480), (3, 6796320), (4, 5097240), (5, 4077792), (6, 3398160), (8, 2548620), (9, 2265440), (10, 2038896), (12, 1699080), (15, 1359264), (16, 1274310), (18, 1132720), (20, 1019448), (24, 849540), (30, 679632), (32, 637155), (36, 566360), (40, 509724), (45, 453088), (48, 424770), (60, 339816), (72, 283180), (80, 254862), (90, 226544), (96, 212385), (120, 169908), (144, 141590), (160, 127431), (180, 113272), (240, 84954), (288, 70795), (360, 56636), (480, 42477), (720, 28318), (1440, 14159)]