84244660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{347}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 181238400

約数和(自身を除く): 96993740

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 199, 244, 305, 347, 398, 610, 694, 796, 995, 1220, 1388, 1735, 1990, 3470, 3980, 6940, 12139, 21167, 24278, 42334, 48556, 60695, 69053, 84668, 105835, 121390, 138106, 211670, 242780, 276212, 345265, 423340, 690530, 1381060, 4212233, 8424466, 16848932, 21061165, 42122330, 84244660]

約数ペア:

[(1, 84244660), (2, 42122330), (4, 21061165), (5, 16848932), (10, 8424466), (20, 4212233), (61, 1381060), (122, 690530), (199, 423340), (244, 345265), (305, 276212), (347, 242780), (398, 211670), (610, 138106), (694, 121390), (796, 105835), (995, 84668), (1220, 69053), (1388, 60695), (1735, 48556), (1990, 42334), (3470, 24278), (3980, 21167), (6940, 12139)]