30480880

素因数分解:

$2^4\times 5^1\times {\mathrm{381011}}^1$

素因数の和:381024

約数の個数: 20

約数和(自身を含む): 70868232

約数和(自身を除く): 40387352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 381011, 762022, 1524044, 1905055, 3048088, 3810110, 6096176, 7620220, 15240440, 30480880]

約数ペア:

[(1, 30480880), (2, 15240440), (4, 7620220), (5, 6096176), (8, 3810110), (10, 3048088), (16, 1905055), (20, 1524044), (40, 762022), (80, 381011)]