2016100780

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{643}}^1\times {\mathrm{743}}^1$

素因数の和:1606

約数の個数: 48

約数和(自身を含む): 4266226944

約数和(自身を除く): 2250126164

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 643, 743, 844, 1055, 1286, 1486, 2110, 2572, 2972, 3215, 3715, 4220, 6430, 7430, 12860, 14860, 135673, 156773, 271346, 313546, 477749, 542692, 627092, 678365, 783865, 955498, 1356730, 1567730, 1910996, 2388745, 2713460, 3135460, 4777490, 9554980, 100805039, 201610078, 403220156, 504025195, 1008050390, 2016100780]

約数ペア:

[(1, 2016100780), (2, 1008050390), (4, 504025195), (5, 403220156), (10, 201610078), (20, 100805039), (211, 9554980), (422, 4777490), (643, 3135460), (743, 2713460), (844, 2388745), (1055, 1910996), (1286, 1567730), (1486, 1356730), (2110, 955498), (2572, 783865), (2972, 678365), (3215, 627092), (3715, 542692), (4220, 477749), (6430, 313546), (7430, 271346), (12860, 156773), (14860, 135673)]