90621860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{3389}}^1$

素因数の和:3596

約数の個数: 48

約数和(自身を含む): 218695680

約数和(自身を除く): 128073820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 1337, 1910, 2674, 3389, 3820, 5348, 6685, 6778, 13370, 13556, 16945, 23723, 26740, 33890, 47446, 67780, 94892, 118615, 237230, 474460, 647299, 1294598, 2589196, 3236495, 4531093, 6472990, 9062186, 12945980, 18124372, 22655465, 45310930, 90621860]

約数ペア:

[(1, 90621860), (2, 45310930), (4, 22655465), (5, 18124372), (7, 12945980), (10, 9062186), (14, 6472990), (20, 4531093), (28, 3236495), (35, 2589196), (70, 1294598), (140, 647299), (191, 474460), (382, 237230), (764, 118615), (955, 94892), (1337, 67780), (1910, 47446), (2674, 33890), (3389, 26740), (3820, 23723), (5348, 16945), (6685, 13556), (6778, 13370)]