201951820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1442513}}^1$

素因数の和:1442529

約数の個数: 24

約数和(自身を含む): 484684704

約数和(自身を除く): 282732884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1442513, 2885026, 5770052, 7212565, 10097591, 14425130, 20195182, 28850260, 40390364, 50487955, 100975910, 201951820]

約数ペア:

[(1, 201951820), (2, 100975910), (4, 50487955), (5, 40390364), (7, 28850260), (10, 20195182), (14, 14425130), (20, 10097591), (28, 7212565), (35, 5770052), (70, 2885026), (140, 1442513)]