39670780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 86365440

約数和(自身を除く): 46694660

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 101, 164, 202, 205, 404, 410, 479, 505, 820, 958, 1010, 1916, 2020, 2395, 4141, 4790, 8282, 9580, 16564, 19639, 20705, 39278, 41410, 48379, 78556, 82820, 96758, 98195, 193516, 196390, 241895, 392780, 483790, 967580, 1983539, 3967078, 7934156, 9917695, 19835390, 39670780]

約数ペア:

[(1, 39670780), (2, 19835390), (4, 9917695), (5, 7934156), (10, 3967078), (20, 1983539), (41, 967580), (82, 483790), (101, 392780), (164, 241895), (202, 196390), (205, 193516), (404, 98195), (410, 96758), (479, 82820), (505, 78556), (820, 48379), (958, 41410), (1010, 39278), (1916, 20705), (2020, 19639), (2395, 16564), (4141, 9580), (4790, 8282)]