20431062560

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3451193}}^1$

素因数の和:3451245

約数の個数: 48

約数和(自身を含む): 49572950616

約数和(自身を除く): 29141888056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 3451193, 6902386, 13804772, 17255965, 27609544, 34511930, 55219088, 69023860, 110438176, 127694141, 138047720, 255388282, 276095440, 510776564, 552190880, 638470705, 1021553128, 1276941410, 2043106256, 2553882820, 4086212512, 5107765640, 10215531280, 20431062560]

約数ペア:

[(1, 20431062560), (2, 10215531280), (4, 5107765640), (5, 4086212512), (8, 2553882820), (10, 2043106256), (16, 1276941410), (20, 1021553128), (32, 638470705), (37, 552190880), (40, 510776564), (74, 276095440), (80, 255388282), (148, 138047720), (160, 127694141), (185, 110438176), (296, 69023860), (370, 55219088), (592, 34511930), (740, 27609544), (1184, 17255965), (1480, 13804772), (2960, 6902386), (5920, 3451193)]