20222808620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{20635519}}^1$

素因数の和:20635542

約数の個数: 36

約数和(自身を含む): 49401434880

約数和(自身を除く): 29178626260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 20635519, 41271038, 82542076, 103177595, 144448633, 206355190, 288897266, 412710380, 577794532, 722243165, 1011140431, 1444486330, 2022280862, 2888972660, 4044561724, 5055702155, 10111404310, 20222808620]

約数ペア:

[(1, 20222808620), (2, 10111404310), (4, 5055702155), (5, 4044561724), (7, 2888972660), (10, 2022280862), (14, 1444486330), (20, 1011140431), (28, 722243165), (35, 577794532), (49, 412710380), (70, 288897266), (98, 206355190), (140, 144448633), (196, 103177595), (245, 82542076), (490, 41271038), (980, 20635519)]