2016016840

素因数分解:

$2^3\times 5^1\times {\mathrm{50400421}}^1$

素因数の和:50400432

約数の個数: 16

約数和(自身を含む): 4536037980

約数和(自身を除く): 2520021140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50400421, 100800842, 201601684, 252002105, 403203368, 504004210, 1008008420, 2016016840]

約数ペア:

[(1, 2016016840), (2, 1008008420), (4, 504004210), (5, 403203368), (8, 252002105), (10, 201601684), (20, 100800842), (40, 50400421)]