38125520

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11083}}^1$

素因数の和:11139

約数の個数: 40

約数和(自身を含む): 90711456

約数和(自身を除く): 52585936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 11083, 22166, 44332, 55415, 88664, 110830, 177328, 221660, 443320, 476569, 886640, 953138, 1906276, 2382845, 3812552, 4765690, 7625104, 9531380, 19062760, 38125520]

約数ペア:

[(1, 38125520), (2, 19062760), (4, 9531380), (5, 7625104), (8, 4765690), (10, 3812552), (16, 2382845), (20, 1906276), (40, 953138), (43, 886640), (80, 476569), (86, 443320), (172, 221660), (215, 177328), (344, 110830), (430, 88664), (688, 55415), (860, 44332), (1720, 22166), (3440, 11083)]