2010291280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{584387}}^1$

素因数の和:584443

約数の個数: 40

約数和(自身を含む): 4782631392

約数和(自身を除く): 2772340112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 584387, 1168774, 2337548, 2921935, 4675096, 5843870, 9350192, 11687740, 23375480, 25128641, 46750960, 50257282, 100514564, 125643205, 201029128, 251286410, 402058256, 502572820, 1005145640, 2010291280]

約数ペア:

[(1, 2010291280), (2, 1005145640), (4, 502572820), (5, 402058256), (8, 251286410), (10, 201029128), (16, 125643205), (20, 100514564), (40, 50257282), (43, 46750960), (80, 25128641), (86, 23375480), (172, 11687740), (215, 9350192), (344, 5843870), (430, 4675096), (688, 2921935), (860, 2337548), (1720, 1168774), (3440, 584387)]