30891130

素因数分解:

$2^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{4357}}^1$

素因数の和:5073

約数の個数: 16

約数和(自身を含む): 55695240

約数和(自身を除く): 24804110

約数列:

[1, 2, 5, 10, 709, 1418, 3545, 4357, 7090, 8714, 21785, 43570, 3089113, 6178226, 15445565, 30891130]

約数ペア:

[(1, 30891130), (2, 15445565), (5, 6178226), (10, 3089113), (709, 43570), (1418, 21785), (3545, 8714), (4357, 7090)]