49778840

素因数分解:

$2^3\times 5^1\times {\mathrm{1244471}}^1$

素因数の和:1244482

約数の個数: 16

約数和(自身を含む): 112002480

約数和(自身を除く): 62223640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1244471, 2488942, 4977884, 6222355, 9955768, 12444710, 24889420, 49778840]

約数ペア:

[(1, 49778840), (2, 24889420), (4, 12444710), (5, 9955768), (8, 6222355), (10, 4977884), (20, 2488942), (40, 1244471)]