2780868

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 6874560

約数和(自身を除く): 4093692

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 61, 87, 116, 122, 131, 174, 183, 244, 262, 348, 366, 393, 524, 732, 786, 1572, 1769, 3538, 3799, 5307, 7076, 7598, 7991, 10614, 11397, 15196, 15982, 21228, 22794, 23973, 31964, 45588, 47946, 95892, 231739, 463478, 695217, 926956, 1390434, 2780868]

約数ペア:

[(1, 2780868), (2, 1390434), (3, 926956), (4, 695217), (6, 463478), (12, 231739), (29, 95892), (58, 47946), (61, 45588), (87, 31964), (116, 23973), (122, 22794), (131, 21228), (174, 15982), (183, 15196), (244, 11397), (262, 10614), (348, 7991), (366, 7598), (393, 7076), (524, 5307), (732, 3799), (786, 3538), (1572, 1769)]