84116360

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{5297}}^1$

素因数の和:5705

約数の個数: 32

約数和(自身を含む): 189774360

約数和(自身を除く): 105658000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 3176, 3970, 5297, 7940, 10594, 15880, 21188, 26485, 42376, 52970, 105940, 211880, 2102909, 4205818, 8411636, 10514545, 16823272, 21029090, 42058180, 84116360]

約数ペア:

[(1, 84116360), (2, 42058180), (4, 21029090), (5, 16823272), (8, 10514545), (10, 8411636), (20, 4205818), (40, 2102909), (397, 211880), (794, 105940), (1588, 52970), (1985, 42376), (3176, 26485), (3970, 21188), (5297, 15880), (7940, 10594)]