8282840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3907}}^1$

素因数の和:3971

約数の個数: 32

約数和(自身を含む): 18992880

約数和(自身を除く): 10710040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 3907, 7814, 15628, 19535, 31256, 39070, 78140, 156280, 207071, 414142, 828284, 1035355, 1656568, 2070710, 4141420, 8282840]

約数ペア:

[(1, 8282840), (2, 4141420), (4, 2070710), (5, 1656568), (8, 1035355), (10, 828284), (20, 414142), (40, 207071), (53, 156280), (106, 78140), (212, 39070), (265, 31256), (424, 19535), (530, 15628), (1060, 7814), (2120, 3907)]