15287420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{44963}}^1$

素因数の和:44989

約数の個数: 24

約数和(自身を含む): 33992784

約数和(自身を除く): 18705364

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 44963, 89926, 179852, 224815, 449630, 764371, 899260, 1528742, 3057484, 3821855, 7643710, 15287420]

約数ペア:

[(1, 15287420), (2, 7643710), (4, 3821855), (5, 3057484), (10, 1528742), (17, 899260), (20, 764371), (34, 449630), (68, 224815), (85, 179852), (170, 89926), (340, 44963)]