1566809780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1\times {\mathrm{1051}}^1$

素因数の和:1760

約数の個数: 48

約数和(自身を含む): 3324404160

約数和(自身を除く): 1757594380

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 569, 655, 1051, 1138, 1310, 2102, 2276, 2620, 2845, 4204, 5255, 5690, 10510, 11380, 21020, 74539, 137681, 149078, 275362, 298156, 372695, 550724, 598019, 688405, 745390, 1196038, 1376810, 1490780, 2392076, 2753620, 2990095, 5980190, 11960380, 78340489, 156680978, 313361956, 391702445, 783404890, 1566809780]

約数ペア:

[(1, 1566809780), (2, 783404890), (4, 391702445), (5, 313361956), (10, 156680978), (20, 78340489), (131, 11960380), (262, 5980190), (524, 2990095), (569, 2753620), (655, 2392076), (1051, 1490780), (1138, 1376810), (1310, 1196038), (2102, 745390), (2276, 688405), (2620, 598019), (2845, 550724), (4204, 372695), (5255, 298156), (5690, 275362), (10510, 149078), (11380, 137681), (21020, 74539)]