2080857584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{244003}}^1$

素因数の和:244065

約数の個数: 40

約数和(自身を含む): 4447704912

約数和(自身を除く): 2366847328

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 8528, 244003, 488006, 976012, 1952024, 3172039, 3904048, 6344078, 10004123, 12688156, 20008246, 25376312, 40016492, 50752624, 80032984, 130053599, 160065968, 260107198, 520214396, 1040428792, 2080857584]

約数ペア:

[(1, 2080857584), (2, 1040428792), (4, 520214396), (8, 260107198), (13, 160065968), (16, 130053599), (26, 80032984), (41, 50752624), (52, 40016492), (82, 25376312), (104, 20008246), (164, 12688156), (208, 10004123), (328, 6344078), (533, 3904048), (656, 3172039), (1066, 1952024), (2132, 976012), (4264, 488006), (8528, 244003)]