20152700

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{1471}}^1$

素因数の和:1622

約数の個数: 36

約数和(自身を含む): 44080512

約数和(自身を除く): 23927812

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 274, 548, 685, 1370, 1471, 2740, 2942, 3425, 5884, 6850, 7355, 13700, 14710, 29420, 36775, 73550, 147100, 201527, 403054, 806108, 1007635, 2015270, 4030540, 5038175, 10076350, 20152700]

約数ペア:

[(1, 20152700), (2, 10076350), (4, 5038175), (5, 4030540), (10, 2015270), (20, 1007635), (25, 806108), (50, 403054), (100, 201527), (137, 147100), (274, 73550), (548, 36775), (685, 29420), (1370, 14710), (1471, 13700), (2740, 7355), (2942, 6850), (3425, 5884)]