84965560

素因数分解:

$2^3\times 5^1\times {\mathrm{2124139}}^1$

素因数の和:2124150

約数の個数: 16

約数和(自身を含む): 191172600

約数和(自身を除く): 106207040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2124139, 4248278, 8496556, 10620695, 16993112, 21241390, 42482780, 84965560]

約数ペア:

[(1, 84965560), (2, 42482780), (4, 21241390), (5, 16993112), (8, 10620695), (10, 8496556), (20, 4248278), (40, 2124139)]