295105060

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{1399}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 635040000

約数和(自身を除く): 339934940

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 199, 212, 265, 398, 530, 796, 995, 1060, 1399, 1990, 2798, 3980, 5596, 6995, 10547, 13990, 21094, 27980, 42188, 52735, 74147, 105470, 148294, 210940, 278401, 296588, 370735, 556802, 741470, 1113604, 1392005, 1482940, 2784010, 5568020, 14755253, 29510506, 59021012, 73776265, 147552530, 295105060]

約数ペア:

[(1, 295105060), (2, 147552530), (4, 73776265), (5, 59021012), (10, 29510506), (20, 14755253), (53, 5568020), (106, 2784010), (199, 1482940), (212, 1392005), (265, 1113604), (398, 741470), (530, 556802), (796, 370735), (995, 296588), (1060, 278401), (1399, 210940), (1990, 148294), (2798, 105470), (3980, 74147), (5596, 52735), (6995, 42188), (10547, 27980), (13990, 21094)]