54894980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1627}}^1$

素因数の和:1884

約数の個数: 48

約数和(自身を含む): 132375936

約数和(自身を除く): 77480956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 964, 1205, 1627, 1687, 2410, 3254, 3374, 4820, 6508, 6748, 8135, 8435, 11389, 16270, 16870, 22778, 32540, 33740, 45556, 56945, 113890, 227780, 392107, 784214, 1568428, 1960535, 2744749, 3921070, 5489498, 7842140, 10978996, 13723745, 27447490, 54894980]

約数ペア:

[(1, 54894980), (2, 27447490), (4, 13723745), (5, 10978996), (7, 7842140), (10, 5489498), (14, 3921070), (20, 2744749), (28, 1960535), (35, 1568428), (70, 784214), (140, 392107), (241, 227780), (482, 113890), (964, 56945), (1205, 45556), (1627, 33740), (1687, 32540), (2410, 22778), (3254, 16870), (3374, 16270), (4820, 11389), (6508, 8435), (6748, 8135)]