1329860

素因数分解:

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

素因数の和:105

約数の個数: 72

約数和(自身を含む): 3447360

約数和(自身を除く): 2117500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 59, 70, 92, 98, 115, 118, 140, 161, 196, 230, 236, 245, 295, 322, 413, 460, 490, 590, 644, 805, 826, 980, 1127, 1180, 1357, 1610, 1652, 2065, 2254, 2714, 2891, 3220, 4130, 4508, 5428, 5635, 5782, 6785, 8260, 9499, 11270, 11564, 13570, 14455, 18998, 22540, 27140, 28910, 37996, 47495, 57820, 66493, 94990, 132986, 189980, 265972, 332465, 664930, 1329860]

約数ペア:

[(1, 1329860), (2, 664930), (4, 332465), (5, 265972), (7, 189980), (10, 132986), (14, 94990), (20, 66493), (23, 57820), (28, 47495), (35, 37996), (46, 28910), (49, 27140), (59, 22540), (70, 18998), (92, 14455), (98, 13570), (115, 11564), (118, 11270), (140, 9499), (161, 8260), (196, 6785), (230, 5782), (236, 5635), (245, 5428), (295, 4508), (322, 4130), (413, 3220), (460, 2891), (490, 2714), (590, 2254), (644, 2065), (805, 1652), (826, 1610), (980, 1357), (1127, 1180)]