7994790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 20934576

約数和(自身を除く): 12939786

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 211, 421, 422, 633, 842, 1055, 1263, 1266, 1899, 2105, 2110, 2526, 3165, 3789, 3798, 4210, 6315, 6330, 7578, 9495, 12630, 18945, 18990, 37890, 88831, 177662, 266493, 444155, 532986, 799479, 888310, 1332465, 1598958, 2664930, 3997395, 7994790]

約数ペア:

[(1, 7994790), (2, 3997395), (3, 2664930), (5, 1598958), (6, 1332465), (9, 888310), (10, 799479), (15, 532986), (18, 444155), (30, 266493), (45, 177662), (90, 88831), (211, 37890), (421, 18990), (422, 18945), (633, 12630), (842, 9495), (1055, 7578), (1263, 6330), (1266, 6315), (1899, 4210), (2105, 3798), (2110, 3789), (2526, 3165)]