20203440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84181}}^1$

素因数の和:84197

約数の個数: 40

約数和(自身を含む): 62631408

約数和(自身を除く): 42427968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84181, 168362, 252543, 336724, 420905, 505086, 673448, 841810, 1010172, 1262715, 1346896, 1683620, 2020344, 2525430, 3367240, 4040688, 5050860, 6734480, 10101720, 20203440]

約数ペア:

[(1, 20203440), (2, 10101720), (3, 6734480), (4, 5050860), (5, 4040688), (6, 3367240), (8, 2525430), (10, 2020344), (12, 1683620), (15, 1346896), (16, 1262715), (20, 1010172), (24, 841810), (30, 673448), (40, 505086), (48, 420905), (60, 336724), (80, 252543), (120, 168362), (240, 84181)]