85930040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{306893}}^1$

素因数の和:306911

約数の個数: 32

約数和(自身を含む): 220963680

約数和(自身を除く): 135033640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 306893, 613786, 1227572, 1534465, 2148251, 2455144, 3068930, 4296502, 6137860, 8593004, 10741255, 12275720, 17186008, 21482510, 42965020, 85930040]

約数ペア:

[(1, 85930040), (2, 42965020), (4, 21482510), (5, 17186008), (7, 12275720), (8, 10741255), (10, 8593004), (14, 6137860), (20, 4296502), (28, 3068930), (35, 2455144), (40, 2148251), (56, 1534465), (70, 1227572), (140, 613786), (280, 306893)]