2021906480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{22307}}^1$

素因数の和:22434

約数の個数: 80

約数和(自身を含む): 5178311424

約数和(自身を除く): 3156404944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 103, 110, 176, 206, 220, 412, 440, 515, 824, 880, 1030, 1133, 1648, 2060, 2266, 4120, 4532, 5665, 8240, 9064, 11330, 18128, 22307, 22660, 44614, 45320, 89228, 90640, 111535, 178456, 223070, 245377, 356912, 446140, 490754, 892280, 981508, 1226885, 1784560, 1963016, 2297621, 2453770, 3926032, 4595242, 4907540, 9190484, 9815080, 11488105, 18380968, 19630160, 22976210, 25273831, 36761936, 45952420, 50547662, 91904840, 101095324, 126369155, 183809680, 202190648, 252738310, 404381296, 505476620, 1010953240, 2021906480]

約数ペア:

[(1, 2021906480), (2, 1010953240), (4, 505476620), (5, 404381296), (8, 252738310), (10, 202190648), (11, 183809680), (16, 126369155), (20, 101095324), (22, 91904840), (40, 50547662), (44, 45952420), (55, 36761936), (80, 25273831), (88, 22976210), (103, 19630160), (110, 18380968), (176, 11488105), (206, 9815080), (220, 9190484), (412, 4907540), (440, 4595242), (515, 3926032), (824, 2453770), (880, 2297621), (1030, 1963016), (1133, 1784560), (1648, 1226885), (2060, 981508), (2266, 892280), (4120, 490754), (4532, 446140), (5665, 356912), (8240, 245377), (9064, 223070), (11330, 178456), (18128, 111535), (22307, 90640), (22660, 89228), (44614, 45320)]