202106680

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{14561}}^1$

素因数の和:14919

約数の個数: 32

約数和(自身を含む): 456081840

約数和(自身を除く): 253975160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 6940, 13880, 14561, 29122, 58244, 72805, 116488, 145610, 291220, 582440, 5052667, 10105334, 20210668, 25263335, 40421336, 50526670, 101053340, 202106680]

約数ペア:

[(1, 202106680), (2, 101053340), (4, 50526670), (5, 40421336), (8, 25263335), (10, 20210668), (20, 10105334), (40, 5052667), (347, 582440), (694, 291220), (1388, 145610), (1735, 116488), (2776, 72805), (3470, 58244), (6940, 29122), (13880, 14561)]