20348880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84787}}^1$

素因数の和:84803

約数の個数: 40

約数和(自身を含む): 63082272

約数和(自身を除く): 42733392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84787, 169574, 254361, 339148, 423935, 508722, 678296, 847870, 1017444, 1271805, 1356592, 1695740, 2034888, 2543610, 3391480, 4069776, 5087220, 6782960, 10174440, 20348880]

約数ペア:

[(1, 20348880), (2, 10174440), (3, 6782960), (4, 5087220), (5, 4069776), (6, 3391480), (8, 2543610), (10, 2034888), (12, 1695740), (15, 1356592), (16, 1271805), (20, 1017444), (24, 847870), (30, 678296), (40, 508722), (48, 423935), (60, 339148), (80, 254361), (120, 169574), (240, 84787)]