5427940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 13168512

約数和(自身を除く): 7740572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 283, 548, 566, 685, 959, 1132, 1370, 1415, 1918, 1981, 2740, 2830, 3836, 3962, 4795, 5660, 7924, 9590, 9905, 19180, 19810, 38771, 39620, 77542, 155084, 193855, 271397, 387710, 542794, 775420, 1085588, 1356985, 2713970, 5427940]

約数ペア:

[(1, 5427940), (2, 2713970), (4, 1356985), (5, 1085588), (7, 775420), (10, 542794), (14, 387710), (20, 271397), (28, 193855), (35, 155084), (70, 77542), (137, 39620), (140, 38771), (274, 19810), (283, 19180), (548, 9905), (566, 9590), (685, 7924), (959, 5660), (1132, 4795), (1370, 3962), (1415, 3836), (1918, 2830), (1981, 2740)]