16158740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3271}}^1$

素因数の和:3312

約数の個数: 48

約数和(自身を含む): 38478720

約数和(自身を除く): 22319980

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 3271, 4940, 6542, 13084, 16355, 32710, 42523, 62149, 65420, 85046, 124298, 170092, 212615, 248596, 310745, 425230, 621490, 807937, 850460, 1242980, 1615874, 3231748, 4039685, 8079370, 16158740]

約数ペア:

[(1, 16158740), (2, 8079370), (4, 4039685), (5, 3231748), (10, 1615874), (13, 1242980), (19, 850460), (20, 807937), (26, 621490), (38, 425230), (52, 310745), (65, 248596), (76, 212615), (95, 170092), (130, 124298), (190, 85046), (247, 65420), (260, 62149), (380, 42523), (494, 32710), (988, 16355), (1235, 13084), (2470, 6542), (3271, 4940)]