219030910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107897}}^1$

素因数の和:107940

約数の個数: 32

約数和(自身を含む): 466119360

約数和(自身を除く): 247088450

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 107897, 215794, 539485, 755279, 1078970, 1510558, 3129013, 3776395, 6258026, 7552790, 15645065, 21903091, 31290130, 43806182, 109515455, 219030910]

約数ペア:

[(1, 219030910), (2, 109515455), (5, 43806182), (7, 31290130), (10, 21903091), (14, 15645065), (29, 7552790), (35, 6258026), (58, 3776395), (70, 3129013), (145, 1510558), (203, 1078970), (290, 755279), (406, 539485), (1015, 215794), (2030, 107897)]