20163076960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{421469}}^1$

素因数の和:421520

約数の個数: 96

約数和(自身を含む): 53530061760

約数和(自身を除く): 33366984800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 65, 80, 92, 104, 115, 130, 160, 184, 208, 230, 260, 299, 368, 416, 460, 520, 598, 736, 920, 1040, 1196, 1495, 1840, 2080, 2392, 2990, 3680, 4784, 5980, 9568, 11960, 23920, 47840, 421469, 842938, 1685876, 2107345, 3371752, 4214690, 5479097, 6743504, 8429380, 9693787, 10958194, 13487008, 16858760, 19387574, 21916388, 27395485, 33717520, 38775148, 43832776, 48468935, 54790970, 67435040, 77550296, 87665552, 96937870, 109581940, 126019231, 155100592, 175331104, 193875740, 219163880, 252038462, 310201184, 387751480, 438327760, 504076924, 630096155, 775502960, 876655520, 1008153848, 1260192310, 1551005920, 2016307696, 2520384620, 4032615392, 5040769240, 10081538480, 20163076960]

約数ペア:

[(1, 20163076960), (2, 10081538480), (4, 5040769240), (5, 4032615392), (8, 2520384620), (10, 2016307696), (13, 1551005920), (16, 1260192310), (20, 1008153848), (23, 876655520), (26, 775502960), (32, 630096155), (40, 504076924), (46, 438327760), (52, 387751480), (65, 310201184), (80, 252038462), (92, 219163880), (104, 193875740), (115, 175331104), (130, 155100592), (160, 126019231), (184, 109581940), (208, 96937870), (230, 87665552), (260, 77550296), (299, 67435040), (368, 54790970), (416, 48468935), (460, 43832776), (520, 38775148), (598, 33717520), (736, 27395485), (920, 21916388), (1040, 19387574), (1196, 16858760), (1495, 13487008), (1840, 10958194), (2080, 9693787), (2392, 8429380), (2990, 6743504), (3680, 5479097), (4784, 4214690), (5980, 3371752), (9568, 2107345), (11960, 1685876), (23920, 842938), (47840, 421469)]