890604568

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{2131}}^1$

素因数の和:2600

約数の個数: 64

約数和(自身を含む): 2026252800

約数和(自身を除く): 1135648232

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 439, 476, 878, 952, 1756, 2131, 3073, 3512, 4262, 6146, 7463, 8524, 12292, 14917, 14926, 17048, 24584, 29834, 29852, 36227, 52241, 59668, 59704, 72454, 104482, 119336, 144908, 208964, 253589, 289816, 417928, 507178, 935509, 1014356, 1871018, 2028712, 3742036, 6548563, 7484072, 13097126, 15903653, 26194252, 31807306, 52388504, 63614612, 111325571, 127229224, 222651142, 445302284, 890604568]

約数ペア:

[(1, 890604568), (2, 445302284), (4, 222651142), (7, 127229224), (8, 111325571), (14, 63614612), (17, 52388504), (28, 31807306), (34, 26194252), (56, 15903653), (68, 13097126), (119, 7484072), (136, 6548563), (238, 3742036), (439, 2028712), (476, 1871018), (878, 1014356), (952, 935509), (1756, 507178), (2131, 417928), (3073, 289816), (3512, 253589), (4262, 208964), (6146, 144908), (7463, 119336), (8524, 104482), (12292, 72454), (14917, 59704), (14926, 59668), (17048, 52241), (24584, 36227), (29834, 29852)]