1488440

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 3386880

約数和(自身を除く): 1898440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 293, 508, 586, 635, 1016, 1172, 1270, 1465, 2344, 2540, 2930, 5080, 5860, 11720, 37211, 74422, 148844, 186055, 297688, 372110, 744220, 1488440]

約数ペア:

[(1, 1488440), (2, 744220), (4, 372110), (5, 297688), (8, 186055), (10, 148844), (20, 74422), (40, 37211), (127, 11720), (254, 5860), (293, 5080), (508, 2930), (586, 2540), (635, 2344), (1016, 1465), (1172, 1270)]