7438920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61991}}^1$

素因数の和:62005

約数の個数: 32

約数和(自身を含む): 22317120

約数和(自身を除く): 14878200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 61991, 123982, 185973, 247964, 309955, 371946, 495928, 619910, 743892, 929865, 1239820, 1487784, 1859730, 2479640, 3719460, 7438920]

約数ペア:

[(1, 7438920), (2, 3719460), (3, 2479640), (4, 1859730), (5, 1487784), (6, 1239820), (8, 929865), (10, 743892), (12, 619910), (15, 495928), (20, 371946), (24, 309955), (30, 247964), (40, 185973), (60, 123982), (120, 61991)]