30990848

素因数分解:

$2^9\times 7^1\times {\mathrm{8647}}^1$

素因数の和:8672

約数の個数: 40

約数和(自身を含む): 70775232

約数和(自身を除く): 39784384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 8647, 17294, 34588, 60529, 69176, 121058, 138352, 242116, 276704, 484232, 553408, 968464, 1106816, 1936928, 2213632, 3873856, 4427264, 7747712, 15495424, 30990848]

約数ペア:

[(1, 30990848), (2, 15495424), (4, 7747712), (7, 4427264), (8, 3873856), (14, 2213632), (16, 1936928), (28, 1106816), (32, 968464), (56, 553408), (64, 484232), (112, 276704), (128, 242116), (224, 138352), (256, 121058), (448, 69176), (512, 60529), (896, 34588), (1792, 17294), (3584, 8647)]