2080794015

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223381}}^1$

素因数の和:223421

約数の個数: 40

約数和(自身を含む): 3892207968

約数和(自身を除く): 1811413953

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3105, 9315, 223381, 670143, 1116905, 2010429, 3350715, 5137763, 6031287, 10052145, 15413289, 18093861, 25688815, 30156435, 46239867, 77066445, 90469305, 138719601, 231199335, 416158803, 693598005, 2080794015]

約数ペア:

[(1, 2080794015), (3, 693598005), (5, 416158803), (9, 231199335), (15, 138719601), (23, 90469305), (27, 77066445), (45, 46239867), (69, 30156435), (81, 25688815), (115, 18093861), (135, 15413289), (207, 10052145), (345, 6031287), (405, 5137763), (621, 3350715), (1035, 2010429), (1863, 1116905), (3105, 670143), (9315, 223381)]