16958620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4177}}^1$

素因数の和:4222

約数の個数: 48

約数和(自身を含む): 42114240

約数和(自身を除く): 25155620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 4177, 8354, 16708, 20885, 29239, 41770, 58478, 83540, 116956, 121133, 146195, 242266, 292390, 484532, 584780, 605665, 847931, 1211330, 1695862, 2422660, 3391724, 4239655, 8479310, 16958620]

約数ペア:

[(1, 16958620), (2, 8479310), (4, 4239655), (5, 3391724), (7, 2422660), (10, 1695862), (14, 1211330), (20, 847931), (28, 605665), (29, 584780), (35, 484532), (58, 292390), (70, 242266), (116, 146195), (140, 121133), (145, 116956), (203, 83540), (290, 58478), (406, 41770), (580, 29239), (812, 20885), (1015, 16708), (2030, 8354), (4060, 4177)]