30720332

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{919}}^1$

素因数の和:1121

約数の個数: 24

約数和(自身を含む): 55100640

約数和(自身を除く): 24380308

約数列:

[1, 2, 4, 61, 122, 137, 244, 274, 548, 919, 1838, 3676, 8357, 16714, 33428, 56059, 112118, 125903, 224236, 251806, 503612, 7680083, 15360166, 30720332]

約数ペア:

[(1, 30720332), (2, 15360166), (4, 7680083), (61, 503612), (122, 251806), (137, 224236), (244, 125903), (274, 112118), (548, 56059), (919, 33428), (1838, 16714), (3676, 8357)]