1335398020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{43669}}^1$

素因数の和:43828

約数の個数: 48

約数和(自身を含む): 3081355200

約数和(自身を除く): 1745957180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2780, 3058, 6116, 7645, 15290, 30580, 43669, 87338, 174676, 218345, 436690, 480359, 873380, 960718, 1921436, 2401795, 4803590, 6069991, 9607180, 12139982, 24279964, 30349955, 60699910, 66769901, 121399820, 133539802, 267079604, 333849505, 667699010, 1335398020]

約数ペア:

[(1, 1335398020), (2, 667699010), (4, 333849505), (5, 267079604), (10, 133539802), (11, 121399820), (20, 66769901), (22, 60699910), (44, 30349955), (55, 24279964), (110, 12139982), (139, 9607180), (220, 6069991), (278, 4803590), (556, 2401795), (695, 1921436), (1390, 960718), (1529, 873380), (2780, 480359), (3058, 436690), (6116, 218345), (7645, 174676), (15290, 87338), (30580, 43669)]