930784540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{349919}}^1$

素因数の和:349954

約数の個数: 48

約数和(自身を含む): 2351462400

約数和(自身を除く): 1420677860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 349919, 699838, 1399676, 1749595, 2449433, 3499190, 4898866, 6648461, 6998380, 9797732, 12247165, 13296922, 24494330, 26593844, 33242305, 46539227, 48988660, 66484610, 93078454, 132969220, 186156908, 232696135, 465392270, 930784540]

約数ペア:

[(1, 930784540), (2, 465392270), (4, 232696135), (5, 186156908), (7, 132969220), (10, 93078454), (14, 66484610), (19, 48988660), (20, 46539227), (28, 33242305), (35, 26593844), (38, 24494330), (70, 13296922), (76, 12247165), (95, 9797732), (133, 6998380), (140, 6648461), (190, 4898866), (266, 3499190), (380, 2449433), (532, 1749595), (665, 1399676), (1330, 699838), (2660, 349919)]