45123140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{42569}}^1$

素因数の和:42631

約数の個数: 24

約数和(自身を含む): 96548760

約数和(自身を除く): 51425620

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 42569, 85138, 170276, 212845, 425690, 851380, 2256157, 4512314, 9024628, 11280785, 22561570, 45123140]

約数ペア:

[(1, 45123140), (2, 22561570), (4, 11280785), (5, 9024628), (10, 4512314), (20, 2256157), (53, 851380), (106, 425690), (212, 212845), (265, 170276), (530, 85138), (1060, 42569)]