40166840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{859}}^1$

素因数の和:1044

約数の個数: 64

約数和(自身を含む): 104025600

約数和(自身を除く): 63858760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 167, 280, 334, 668, 835, 859, 1169, 1336, 1670, 1718, 2338, 3340, 3436, 4295, 4676, 5845, 6013, 6680, 6872, 8590, 9352, 11690, 12026, 17180, 23380, 24052, 30065, 34360, 46760, 48104, 60130, 120260, 143453, 240520, 286906, 573812, 717265, 1004171, 1147624, 1434530, 2008342, 2869060, 4016684, 5020855, 5738120, 8033368, 10041710, 20083420, 40166840]

約数ペア:

[(1, 40166840), (2, 20083420), (4, 10041710), (5, 8033368), (7, 5738120), (8, 5020855), (10, 4016684), (14, 2869060), (20, 2008342), (28, 1434530), (35, 1147624), (40, 1004171), (56, 717265), (70, 573812), (140, 286906), (167, 240520), (280, 143453), (334, 120260), (668, 60130), (835, 48104), (859, 46760), (1169, 34360), (1336, 30065), (1670, 24052), (1718, 23380), (2338, 17180), (3340, 12026), (3436, 11690), (4295, 9352), (4676, 8590), (5845, 6872), (6013, 6680)]