1640388330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{2603791}}^1$

素因数の和:2603811

約数の個数: 48

約数和(自身を含む): 4874298624

約数和(自身を除く): 3233910294

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 2603791, 5207582, 7811373, 13018955, 15622746, 18226537, 23434119, 26037910, 36453074, 39056865, 46868238, 54679611, 78113730, 91132685, 109359222, 117170595, 164038833, 182265370, 234341190, 273398055, 328077666, 546796110, 820194165, 1640388330]

約数ペア:

[(1, 1640388330), (2, 820194165), (3, 546796110), (5, 328077666), (6, 273398055), (7, 234341190), (9, 182265370), (10, 164038833), (14, 117170595), (15, 109359222), (18, 91132685), (21, 78113730), (30, 54679611), (35, 46868238), (42, 39056865), (45, 36453074), (63, 26037910), (70, 23434119), (90, 18226537), (105, 15622746), (126, 13018955), (210, 7811373), (315, 5207582), (630, 2603791)]