20115456430

素因数分解:

$2^1\times 5^1\times {\mathrm{4957}}^1\times {\mathrm{405799}}^1$

素因数の和:410763

約数の個数: 16

約数和(自身を含む): 36215215200

約数和(自身を除く): 16099758770

約数列:

[1, 2, 5, 10, 4957, 9914, 24785, 49570, 405799, 811598, 2028995, 4057990, 2011545643, 4023091286, 10057728215, 20115456430]

約数ペア:

[(1, 20115456430), (2, 10057728215), (5, 4023091286), (10, 2011545643), (4957, 4057990), (9914, 2028995), (24785, 811598), (49570, 405799)]