20128560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83869}}^1$

素因数の和:83885

約数の個数: 40

約数和(自身を含む): 62399280

約数和(自身を除く): 42270720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 83869, 167738, 251607, 335476, 419345, 503214, 670952, 838690, 1006428, 1258035, 1341904, 1677380, 2012856, 2516070, 3354760, 4025712, 5032140, 6709520, 10064280, 20128560]

約数ペア:

[(1, 20128560), (2, 10064280), (3, 6709520), (4, 5032140), (5, 4025712), (6, 3354760), (8, 2516070), (10, 2012856), (12, 1677380), (15, 1341904), (16, 1258035), (20, 1006428), (24, 838690), (30, 670952), (40, 503214), (48, 419345), (60, 335476), (80, 251607), (120, 167738), (240, 83869)]