2019985065

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{15527}}^1$

素因数の和:15611

約数の個数: 72

約数和(自身を含む): 4142249280

約数和(自身を除く): 2122264215

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 59, 63, 105, 147, 177, 245, 295, 315, 413, 441, 531, 735, 885, 1239, 2065, 2205, 2655, 2891, 3717, 6195, 8673, 14455, 15527, 18585, 26019, 43365, 46581, 77635, 108689, 130095, 139743, 232905, 326067, 543445, 698715, 760823, 916093, 978201, 1630335, 2282469, 2748279, 3804115, 4580465, 4891005, 6412651, 6847407, 8244837, 11412345, 13741395, 19237953, 32063255, 34237035, 41224185, 44888557, 57713859, 96189765, 134665671, 224442785, 288569295, 403997013, 673328355, 2019985065]

約数ペア:

[(1, 2019985065), (3, 673328355), (5, 403997013), (7, 288569295), (9, 224442785), (15, 134665671), (21, 96189765), (35, 57713859), (45, 44888557), (49, 41224185), (59, 34237035), (63, 32063255), (105, 19237953), (147, 13741395), (177, 11412345), (245, 8244837), (295, 6847407), (315, 6412651), (413, 4891005), (441, 4580465), (531, 3804115), (735, 2748279), (885, 2282469), (1239, 1630335), (2065, 978201), (2205, 916093), (2655, 760823), (2891, 698715), (3717, 543445), (6195, 326067), (8673, 232905), (14455, 139743), (15527, 130095), (18585, 108689), (26019, 77635), (43365, 46581)]