2038861640

素因数分解:

$2^3\times 5^1\times {\mathrm{50971541}}^1$

素因数の和:50971552

約数の個数: 16

約数和(自身を含む): 4587438780

約数和(自身を除く): 2548577140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50971541, 101943082, 203886164, 254857705, 407772328, 509715410, 1019430820, 2038861640]

約数ペア:

[(1, 2038861640), (2, 1019430820), (4, 509715410), (5, 407772328), (8, 254857705), (10, 203886164), (20, 101943082), (40, 50971541)]