2012085520

素因数分解:

$2^4\times 5^1\times {\mathrm{5689}}^1\times {\mathrm{4421}}^1$

素因数の和:10123

約数の個数: 40

約数和(自身を含む): 4679979480

約数和(自身を除く): 2667893960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4421, 5689, 8842, 11378, 17684, 22105, 22756, 28445, 35368, 44210, 45512, 56890, 70736, 88420, 91024, 113780, 176840, 227560, 353680, 455120, 25151069, 50302138, 100604276, 125755345, 201208552, 251510690, 402417104, 503021380, 1006042760, 2012085520]

約数ペア:

[(1, 2012085520), (2, 1006042760), (4, 503021380), (5, 402417104), (8, 251510690), (10, 201208552), (16, 125755345), (20, 100604276), (40, 50302138), (80, 25151069), (4421, 455120), (5689, 353680), (8842, 227560), (11378, 176840), (17684, 113780), (22105, 91024), (22756, 88420), (28445, 70736), (35368, 56890), (44210, 45512)]