191662520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{97787}}^1$

素因数の和:97812

約数の個数: 48

約数和(自身を含む): 501652440

約数和(自身を除く): 309989920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 97787, 195574, 391148, 488935, 684509, 782296, 977870, 1369018, 1955740, 2738036, 3422545, 3911480, 4791563, 5476072, 6845090, 9583126, 13690180, 19166252, 23957815, 27380360, 38332504, 47915630, 95831260, 191662520]

約数ペア:

[(1, 191662520), (2, 95831260), (4, 47915630), (5, 38332504), (7, 27380360), (8, 23957815), (10, 19166252), (14, 13690180), (20, 9583126), (28, 6845090), (35, 5476072), (40, 4791563), (49, 3911480), (56, 3422545), (70, 2738036), (98, 1955740), (140, 1369018), (196, 977870), (245, 782296), (280, 684509), (392, 488935), (490, 391148), (980, 195574), (1960, 97787)]