20548630

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 38094624

約数和(自身を除く): 17545994

約数列:

[1, 2, 5, 10, 53, 106, 137, 265, 274, 283, 530, 566, 685, 1370, 1415, 2830, 7261, 14522, 14999, 29998, 36305, 38771, 72610, 74995, 77542, 149990, 193855, 387710, 2054863, 4109726, 10274315, 20548630]

約数ペア:

[(1, 20548630), (2, 10274315), (5, 4109726), (10, 2054863), (53, 387710), (106, 193855), (137, 149990), (265, 77542), (274, 74995), (283, 72610), (530, 38771), (566, 36305), (685, 29998), (1370, 14999), (1415, 14522), (2830, 7261)]