1421963420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3742009}}^1$

素因数の和:3742037

約数の個数: 24

約数和(自身を含む): 3143288400

約数和(自身を除く): 1721324980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 3742009, 7484018, 14968036, 18710045, 37420090, 71098171, 74840180, 142196342, 284392684, 355490855, 710981710, 1421963420]

約数ペア:

[(1, 1421963420), (2, 710981710), (4, 355490855), (5, 284392684), (10, 142196342), (19, 74840180), (20, 71098171), (38, 37420090), (76, 18710045), (95, 14968036), (190, 7484018), (380, 3742009)]