2820385.00000000

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{821}}^1$

素因数の和:1354

約数の個数: 32

約数和(自身を含む): 31012416

約数和(自身を除く): 18130926

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 523, 821, 1046, 1569, 1642, 2463, 2615, 3138, 4105, 4926, 5230, 7845, 8210, 12315, 15690, 24630, 429383, 858766, 1288149, 2146915, 2576298, 4293830, 6440745, 12881490]

約数ペア:

[(1, 12881490), (2, 6440745), (3, 4293830), (5, 2576298), (6, 2146915), (10, 1288149), (15, 858766), (30, 429383), (523, 24630), (821, 15690), (1046, 12315), (1569, 8210), (1642, 7845), (2463, 5230), (2615, 4926), (3138, 4105)]