2654293820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1869221}}^1$

素因数の和:1869301

約数の個数: 24

約数和(自身を含む): 5652527328

約数和(自身を除く): 2998233508

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1869221, 3738442, 7476884, 9346105, 18692210, 37384420, 132714691, 265429382, 530858764, 663573455, 1327146910, 2654293820]

約数ペア:

[(1, 2654293820), (2, 1327146910), (4, 663573455), (5, 530858764), (10, 265429382), (20, 132714691), (71, 37384420), (142, 18692210), (284, 9346105), (355, 7476884), (710, 3738442), (1420, 1869221)]