2580451220

素因数分解:

$2^2\times 5^1\times {\mathrm{4229}}^1\times {\mathrm{30509}}^1$

素因数の和:34747

約数の個数: 24

約数和(自身を含む): 5420406600

約数和(自身を除く): 2839955380

約数列:

[1, 2, 4, 5, 10, 20, 4229, 8458, 16916, 21145, 30509, 42290, 61018, 84580, 122036, 152545, 305090, 610180, 129022561, 258045122, 516090244, 645112805, 1290225610, 2580451220]

約数ペア:

[(1, 2580451220), (2, 1290225610), (4, 645112805), (5, 516090244), (10, 258045122), (20, 129022561), (4229, 610180), (8458, 305090), (16916, 152545), (21145, 122036), (30509, 84580), (42290, 61018)]