2021463620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{70141}}^1$

素因数の和:70292

約数の個数: 48

約数和(自身を含む): 4666406976

約数和(自身を除く): 2644943356

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 655, 1310, 1441, 2620, 2882, 5764, 7205, 14410, 28820, 70141, 140282, 280564, 350705, 701410, 771551, 1402820, 1543102, 3086204, 3857755, 7715510, 9188471, 15431020, 18376942, 36753884, 45942355, 91884710, 101073181, 183769420, 202146362, 404292724, 505365905, 1010731810, 2021463620]

約数ペア:

[(1, 2021463620), (2, 1010731810), (4, 505365905), (5, 404292724), (10, 202146362), (11, 183769420), (20, 101073181), (22, 91884710), (44, 45942355), (55, 36753884), (110, 18376942), (131, 15431020), (220, 9188471), (262, 7715510), (524, 3857755), (655, 3086204), (1310, 1543102), (1441, 1402820), (2620, 771551), (2882, 701410), (5764, 350705), (7205, 280564), (14410, 140282), (28820, 70141)]