13140820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 37231488

約数和(自身を除く): 24090668

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 49, 53, 55, 70, 77, 92, 98, 106, 110, 115, 140, 154, 161, 196, 212, 220, 230, 245, 253, 265, 308, 322, 371, 385, 460, 490, 506, 530, 539, 583, 644, 742, 770, 805, 980, 1012, 1060, 1078, 1127, 1166, 1219, 1265, 1484, 1540, 1610, 1771, 1855, 2156, 2254, 2332, 2438, 2530, 2597, 2695, 2915, 3220, 3542, 3710, 4081, 4508, 4876, 5060, 5194, 5390, 5635, 5830, 6095, 7084, 7420, 8162, 8533, 8855, 10388, 10780, 11270, 11660, 12190, 12397, 12985, 13409, 16324, 17066, 17710, 20405, 22540, 24380, 24794, 25970, 26818, 28567, 34132, 35420, 40810, 42665, 49588, 51940, 53636, 57134, 59731, 61985, 67045, 81620, 85330, 93863, 114268, 119462, 123970, 134090, 142835, 170660, 187726, 238924, 247940, 268180, 285670, 298655, 375452, 469315, 571340, 597310, 657041, 938630, 1194620, 1314082, 1877260, 2628164, 3285205, 6570410, 13140820]

約数ペア:

[(1, 13140820), (2, 6570410), (4, 3285205), (5, 2628164), (7, 1877260), (10, 1314082), (11, 1194620), (14, 938630), (20, 657041), (22, 597310), (23, 571340), (28, 469315), (35, 375452), (44, 298655), (46, 285670), (49, 268180), (53, 247940), (55, 238924), (70, 187726), (77, 170660), (92, 142835), (98, 134090), (106, 123970), (110, 119462), (115, 114268), (140, 93863), (154, 85330), (161, 81620), (196, 67045), (212, 61985), (220, 59731), (230, 57134), (245, 53636), (253, 51940), (265, 49588), (308, 42665), (322, 40810), (371, 35420), (385, 34132), (460, 28567), (490, 26818), (506, 25970), (530, 24794), (539, 24380), (583, 22540), (644, 20405), (742, 17710), (770, 17066), (805, 16324), (980, 13409), (1012, 12985), (1060, 12397), (1078, 12190), (1127, 11660), (1166, 11270), (1219, 10780), (1265, 10388), (1484, 8855), (1540, 8533), (1610, 8162), (1771, 7420), (1855, 7084), (2156, 6095), (2254, 5830), (2332, 5635), (2438, 5390), (2530, 5194), (2597, 5060), (2695, 4876), (2915, 4508), (3220, 4081), (3542, 3710)]