23640880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{17383}}^1$

素因数の和:17413

約数の個数: 40

約数和(自身を含む): 58201632

約数和(自身を除く): 34560752

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 17383, 34766, 69532, 86915, 139064, 173830, 278128, 295511, 347660, 591022, 695320, 1182044, 1390640, 1477555, 2364088, 2955110, 4728176, 5910220, 11820440, 23640880]

約数ペア:

[(1, 23640880), (2, 11820440), (4, 5910220), (5, 4728176), (8, 2955110), (10, 2364088), (16, 1477555), (17, 1390640), (20, 1182044), (34, 695320), (40, 591022), (68, 347660), (80, 295511), (85, 278128), (136, 173830), (170, 139064), (272, 86915), (340, 69532), (680, 34766), (1360, 17383)]