179940920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{264619}}^1$

素因数の和:264647

約数の個数: 32

約数和(自身を含む): 428684400

約数和(自身を除く): 248743480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 264619, 529238, 1058476, 1323095, 2116952, 2646190, 4498523, 5292380, 8997046, 10584760, 17994092, 22492615, 35988184, 44985230, 89970460, 179940920]

約数ペア:

[(1, 179940920), (2, 89970460), (4, 44985230), (5, 35988184), (8, 22492615), (10, 17994092), (17, 10584760), (20, 8997046), (34, 5292380), (40, 4498523), (68, 2646190), (85, 2116952), (136, 1323095), (170, 1058476), (340, 529238), (680, 264619)]