20480730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16651}}^1$

素因数の和:16702

約数の個数: 32

約数和(自身を含む): 50355648

約数和(自身を除く): 29874918

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 16651, 33302, 49953, 83255, 99906, 166510, 249765, 499530, 682691, 1365382, 2048073, 3413455, 4096146, 6826910, 10240365, 20480730]

約数ペア:

[(1, 20480730), (2, 10240365), (3, 6826910), (5, 4096146), (6, 3413455), (10, 2048073), (15, 1365382), (30, 682691), (41, 499530), (82, 249765), (123, 166510), (205, 99906), (246, 83255), (410, 49953), (615, 33302), (1230, 16651)]