40521080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{16607}}^1$

素因数の和:16679

約数の個数: 32

約数和(自身を含む): 92672640

約数和(自身を除く): 52151560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 16607, 33214, 66428, 83035, 132856, 166070, 332140, 664280, 1013027, 2026054, 4052108, 5065135, 8104216, 10130270, 20260540, 40521080]

約数ペア:

[(1, 40521080), (2, 20260540), (4, 10130270), (5, 8104216), (8, 5065135), (10, 4052108), (20, 2026054), (40, 1013027), (61, 664280), (122, 332140), (244, 166070), (305, 132856), (488, 83035), (610, 66428), (1220, 33214), (2440, 16607)]