2659720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:107

約数の個数: 96

約数和(自身を含む): 7387200

約数和(自身を除く): 4727480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 59, 70, 92, 98, 115, 118, 140, 161, 184, 196, 230, 236, 245, 280, 295, 322, 392, 413, 460, 472, 490, 590, 644, 805, 826, 920, 980, 1127, 1180, 1288, 1357, 1610, 1652, 1960, 2065, 2254, 2360, 2714, 2891, 3220, 3304, 4130, 4508, 5428, 5635, 5782, 6440, 6785, 8260, 9016, 9499, 10856, 11270, 11564, 13570, 14455, 16520, 18998, 22540, 23128, 27140, 28910, 37996, 45080, 47495, 54280, 57820, 66493, 75992, 94990, 115640, 132986, 189980, 265972, 332465, 379960, 531944, 664930, 1329860, 2659720]

約数ペア:

[(1, 2659720), (2, 1329860), (4, 664930), (5, 531944), (7, 379960), (8, 332465), (10, 265972), (14, 189980), (20, 132986), (23, 115640), (28, 94990), (35, 75992), (40, 66493), (46, 57820), (49, 54280), (56, 47495), (59, 45080), (70, 37996), (92, 28910), (98, 27140), (115, 23128), (118, 22540), (140, 18998), (161, 16520), (184, 14455), (196, 13570), (230, 11564), (236, 11270), (245, 10856), (280, 9499), (295, 9016), (322, 8260), (392, 6785), (413, 6440), (460, 5782), (472, 5635), (490, 5428), (590, 4508), (644, 4130), (805, 3304), (826, 3220), (920, 2891), (980, 2714), (1127, 2360), (1180, 2254), (1288, 2065), (1357, 1960), (1610, 1652)]