30809968

素因数分解:

$2^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1151}}^1$

素因数の和:1405

約数の個数: 40

約数和(自身を含む): 68567040

約数和(自身を除く): 37757072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 239, 478, 956, 1151, 1673, 1912, 2302, 3346, 3824, 4604, 6692, 8057, 9208, 13384, 16114, 18416, 26768, 32228, 64456, 128912, 275089, 550178, 1100356, 1925623, 2200712, 3851246, 4401424, 7702492, 15404984, 30809968]

約数ペア:

[(1, 30809968), (2, 15404984), (4, 7702492), (7, 4401424), (8, 3851246), (14, 2200712), (16, 1925623), (28, 1100356), (56, 550178), (112, 275089), (239, 128912), (478, 64456), (956, 32228), (1151, 26768), (1673, 18416), (1912, 16114), (2302, 13384), (3346, 9208), (3824, 8057), (4604, 6692)]