40042980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{222461}}^1$

素因数の和:222476

約数の個数: 36

約数和(自身を含む): 121464252

約数和(自身を除く): 81421272

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 222461, 444922, 667383, 889844, 1112305, 1334766, 2002149, 2224610, 2669532, 3336915, 4004298, 4449220, 6673830, 8008596, 10010745, 13347660, 20021490, 40042980]

約数ペア:

[(1, 40042980), (2, 20021490), (3, 13347660), (4, 10010745), (5, 8008596), (6, 6673830), (9, 4449220), (10, 4004298), (12, 3336915), (15, 2669532), (18, 2224610), (20, 2002149), (30, 1334766), (36, 1112305), (45, 889844), (60, 667383), (90, 444922), (180, 222461)]