8877132280

素因数分解:

$2^3\times 5^1\times {\mathrm{1607}}^1\times {\mathrm{138101}}^1$

素因数の和:139719

約数の個数: 32

約数和(自身を含む): 19986121440

約数和(自身を除く): 11108989160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1607, 3214, 6428, 8035, 12856, 16070, 32140, 64280, 138101, 276202, 552404, 690505, 1104808, 1381010, 2762020, 5524040, 221928307, 443856614, 887713228, 1109641535, 1775426456, 2219283070, 4438566140, 8877132280]

約数ペア:

[(1, 8877132280), (2, 4438566140), (4, 2219283070), (5, 1775426456), (8, 1109641535), (10, 887713228), (20, 443856614), (40, 221928307), (1607, 5524040), (3214, 2762020), (6428, 1381010), (8035, 1104808), (12856, 690505), (16070, 552404), (32140, 276202), (64280, 138101)]