396471740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{6857}}^1$

素因数の和:6939

約数の個数: 72

約数和(自身を含む): 985083120

約数和(自身を除く): 588611380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 140, 196, 236, 245, 295, 413, 490, 590, 826, 980, 1180, 1652, 2065, 2891, 4130, 5782, 6857, 8260, 11564, 13714, 14455, 27428, 28910, 34285, 47999, 57820, 68570, 95998, 137140, 191996, 239995, 335993, 404563, 479990, 671986, 809126, 959980, 1343972, 1618252, 1679965, 2022815, 2831941, 3359930, 4045630, 5663882, 6719860, 8091260, 11327764, 14159705, 19823587, 28319410, 39647174, 56638820, 79294348, 99117935, 198235870, 396471740]

約数ペア:

[(1, 396471740), (2, 198235870), (4, 99117935), (5, 79294348), (7, 56638820), (10, 39647174), (14, 28319410), (20, 19823587), (28, 14159705), (35, 11327764), (49, 8091260), (59, 6719860), (70, 5663882), (98, 4045630), (118, 3359930), (140, 2831941), (196, 2022815), (236, 1679965), (245, 1618252), (295, 1343972), (413, 959980), (490, 809126), (590, 671986), (826, 479990), (980, 404563), (1180, 335993), (1652, 239995), (2065, 191996), (2891, 137140), (4130, 95998), (5782, 68570), (6857, 57820), (8260, 47999), (11564, 34285), (13714, 28910), (14455, 27428)]