89378840

素因数分解:

$2^3\times 5^1\times {\mathrm{2234471}}^1$

素因数の和:2234482

約数の個数: 16

約数和(自身を含む): 201102480

約数和(自身を除く): 111723640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2234471, 4468942, 8937884, 11172355, 17875768, 22344710, 44689420, 89378840]

約数ペア:

[(1, 89378840), (2, 44689420), (4, 22344710), (5, 17875768), (8, 11172355), (10, 8937884), (20, 4468942), (40, 2234471)]