2820690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 7787520

約数和(自身を除く): 4966830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 337, 465, 558, 674, 837, 930, 1011, 1395, 1674, 1685, 2022, 2790, 3033, 3370, 4185, 5055, 6066, 8370, 9099, 10110, 10447, 15165, 18198, 20894, 30330, 31341, 45495, 52235, 62682, 90990, 94023, 104470, 156705, 188046, 282069, 313410, 470115, 564138, 940230, 1410345, 2820690]

約数ペア:

[(1, 2820690), (2, 1410345), (3, 940230), (5, 564138), (6, 470115), (9, 313410), (10, 282069), (15, 188046), (18, 156705), (27, 104470), (30, 94023), (31, 90990), (45, 62682), (54, 52235), (62, 45495), (90, 31341), (93, 30330), (135, 20894), (155, 18198), (186, 15165), (270, 10447), (279, 10110), (310, 9099), (337, 8370), (465, 6066), (558, 5055), (674, 4185), (837, 3370), (930, 3033), (1011, 2790), (1395, 2022), (1674, 1685)]