2871932380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{78511}}^1$

素因数の和:78610

約数の個数: 48

約数和(自身を含む): 6331207680

約数和(自身を除く): 3459275300

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 295, 310, 590, 620, 1180, 1829, 3658, 7316, 9145, 18290, 36580, 78511, 157022, 314044, 392555, 785110, 1570220, 2433841, 4632149, 4867682, 9264298, 9735364, 12169205, 18528596, 23160745, 24338410, 46321490, 48676820, 92642980, 143596619, 287193238, 574386476, 717983095, 1435966190, 2871932380]

約数ペア:

[(1, 2871932380), (2, 1435966190), (4, 717983095), (5, 574386476), (10, 287193238), (20, 143596619), (31, 92642980), (59, 48676820), (62, 46321490), (118, 24338410), (124, 23160745), (155, 18528596), (236, 12169205), (295, 9735364), (310, 9264298), (590, 4867682), (620, 4632149), (1180, 2433841), (1829, 1570220), (3658, 785110), (7316, 392555), (9145, 314044), (18290, 157022), (36580, 78511)]