57989480

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{5641}}^1$

素因数の和:5909

約数の個数: 32

約数和(自身を含む): 131007240

約数和(自身を除く): 73017760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 5641, 10280, 11282, 22564, 28205, 45128, 56410, 112820, 225640, 1449737, 2899474, 5798948, 7248685, 11597896, 14497370, 28994740, 57989480]

約数ペア:

[(1, 57989480), (2, 28994740), (4, 14497370), (5, 11597896), (8, 7248685), (10, 5798948), (20, 2899474), (40, 1449737), (257, 225640), (514, 112820), (1028, 56410), (1285, 45128), (2056, 28205), (2570, 22564), (5140, 11282), (5641, 10280)]