2980811240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{101113}}^1$

素因数の和:101202

約数の個数: 64

約数和(自身を含む): 7425812160

約数和(自身を除く): 4445000920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 2680, 2948, 3685, 5896, 7370, 14740, 29480, 101113, 202226, 404452, 505565, 808904, 1011130, 1112243, 2022260, 2224486, 4044520, 4448972, 5561215, 6774571, 8897944, 11122430, 13549142, 22244860, 27098284, 33872855, 44489720, 54196568, 67745710, 74520281, 135491420, 149040562, 270982840, 298081124, 372601405, 596162248, 745202810, 1490405620, 2980811240]

約数ペア:

[(1, 2980811240), (2, 1490405620), (4, 745202810), (5, 596162248), (8, 372601405), (10, 298081124), (11, 270982840), (20, 149040562), (22, 135491420), (40, 74520281), (44, 67745710), (55, 54196568), (67, 44489720), (88, 33872855), (110, 27098284), (134, 22244860), (220, 13549142), (268, 11122430), (335, 8897944), (440, 6774571), (536, 5561215), (670, 4448972), (737, 4044520), (1340, 2224486), (1474, 2022260), (2680, 1112243), (2948, 1011130), (3685, 808904), (5896, 505565), (7370, 404452), (14740, 202226), (29480, 101113)]