7794280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1153}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 19006380

約数和(自身を除く): 11212100

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1153, 1352, 1690, 2306, 3380, 4612, 5765, 6760, 9224, 11530, 14989, 23060, 29978, 46120, 59956, 74945, 119912, 149890, 194857, 299780, 389714, 599560, 779428, 974285, 1558856, 1948570, 3897140, 7794280]

約数ペア:

[(1, 7794280), (2, 3897140), (4, 1948570), (5, 1558856), (8, 974285), (10, 779428), (13, 599560), (20, 389714), (26, 299780), (40, 194857), (52, 149890), (65, 119912), (104, 74945), (130, 59956), (169, 46120), (260, 29978), (338, 23060), (520, 14989), (676, 11530), (845, 9224), (1153, 6760), (1352, 5765), (1690, 4612), (2306, 3380)]