13573220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1553}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 31328640

約数和(自身を除く): 17755420

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1553, 1748, 2185, 3106, 4370, 6212, 7765, 8740, 15530, 29507, 31060, 35719, 59014, 71438, 118028, 142876, 147535, 178595, 295070, 357190, 590140, 678661, 714380, 1357322, 2714644, 3393305, 6786610, 13573220]

約数ペア:

[(1, 13573220), (2, 6786610), (4, 3393305), (5, 2714644), (10, 1357322), (19, 714380), (20, 678661), (23, 590140), (38, 357190), (46, 295070), (76, 178595), (92, 147535), (95, 142876), (115, 118028), (190, 71438), (230, 59014), (380, 35719), (437, 31060), (460, 29507), (874, 15530), (1553, 8740), (1748, 7765), (2185, 6212), (3106, 4370)]