20120552950

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{127709}}^1$

素因数の和:127881

約数の個数: 48

約数和(自身を含む): 39336723360

約数和(自身を除く): 19216170410

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 137, 230, 274, 575, 685, 1150, 1370, 3151, 3425, 6302, 6850, 15755, 31510, 78775, 127709, 157550, 255418, 638545, 1277090, 2937307, 3192725, 5874614, 6385450, 14686535, 17496133, 29373070, 34992266, 73432675, 87480665, 146865350, 174961330, 402411059, 437403325, 804822118, 874806650, 2012055295, 4024110590, 10060276475, 20120552950]

約数ペア:

[(1, 20120552950), (2, 10060276475), (5, 4024110590), (10, 2012055295), (23, 874806650), (25, 804822118), (46, 437403325), (50, 402411059), (115, 174961330), (137, 146865350), (230, 87480665), (274, 73432675), (575, 34992266), (685, 29373070), (1150, 17496133), (1370, 14686535), (3151, 6385450), (3425, 5874614), (6302, 3192725), (6850, 2937307), (15755, 1277090), (31510, 638545), (78775, 255418), (127709, 157550)]