10638880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:111

約数の個数: 144

約数和(自身を含む): 31026240

約数和(自身を除く): 20387360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 59, 70, 80, 92, 98, 112, 115, 118, 140, 160, 161, 184, 196, 224, 230, 236, 245, 280, 295, 322, 368, 392, 413, 460, 472, 490, 560, 590, 644, 736, 784, 805, 826, 920, 944, 980, 1120, 1127, 1180, 1288, 1357, 1568, 1610, 1652, 1840, 1888, 1960, 2065, 2254, 2360, 2576, 2714, 2891, 3220, 3304, 3680, 3920, 4130, 4508, 4720, 5152, 5428, 5635, 5782, 6440, 6608, 6785, 7840, 8260, 9016, 9440, 9499, 10856, 11270, 11564, 12880, 13216, 13570, 14455, 16520, 18032, 18998, 21712, 22540, 23128, 25760, 27140, 28910, 33040, 36064, 37996, 43424, 45080, 46256, 47495, 54280, 57820, 66080, 66493, 75992, 90160, 92512, 94990, 108560, 115640, 132986, 151984, 180320, 189980, 217120, 231280, 265972, 303968, 332465, 379960, 462560, 531944, 664930, 759920, 1063888, 1329860, 1519840, 2127776, 2659720, 5319440, 10638880]

約数ペア:

[(1, 10638880), (2, 5319440), (4, 2659720), (5, 2127776), (7, 1519840), (8, 1329860), (10, 1063888), (14, 759920), (16, 664930), (20, 531944), (23, 462560), (28, 379960), (32, 332465), (35, 303968), (40, 265972), (46, 231280), (49, 217120), (56, 189980), (59, 180320), (70, 151984), (80, 132986), (92, 115640), (98, 108560), (112, 94990), (115, 92512), (118, 90160), (140, 75992), (160, 66493), (161, 66080), (184, 57820), (196, 54280), (224, 47495), (230, 46256), (236, 45080), (245, 43424), (280, 37996), (295, 36064), (322, 33040), (368, 28910), (392, 27140), (413, 25760), (460, 23128), (472, 22540), (490, 21712), (560, 18998), (590, 18032), (644, 16520), (736, 14455), (784, 13570), (805, 13216), (826, 12880), (920, 11564), (944, 11270), (980, 10856), (1120, 9499), (1127, 9440), (1180, 9016), (1288, 8260), (1357, 7840), (1568, 6785), (1610, 6608), (1652, 6440), (1840, 5782), (1888, 5635), (1960, 5428), (2065, 5152), (2254, 4720), (2360, 4508), (2576, 4130), (2714, 3920), (2891, 3680), (3220, 3304)]