2720417.00000000

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{87553}}^1$

素因数の和:87580

約数の個数: 36

約数和(自身を含む): 143413452

約数和(自身を除く): 89831016

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 87553, 175106, 262659, 350212, 525318, 787977, 1050636, 1488401, 1575954, 2976802, 3151908, 4465203, 5953604, 8930406, 13395609, 17860812, 26791218, 53582436]

約数ペア:

[(1, 53582436), (2, 26791218), (3, 17860812), (4, 13395609), (6, 8930406), (9, 5953604), (12, 4465203), (17, 3151908), (18, 2976802), (34, 1575954), (36, 1488401), (51, 1050636), (68, 787977), (102, 525318), (153, 350212), (204, 262659), (306, 175106), (612, 87553)]