4439420

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3313}}^1$

素因数の和:3389

約数の個数: 24

約数和(自身を含む): 9464784

約数和(自身を除く): 5025364

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 3313, 6626, 13252, 16565, 33130, 66260, 221971, 443942, 887884, 1109855, 2219710, 4439420]

約数ペア:

[(1, 4439420), (2, 2219710), (4, 1109855), (5, 887884), (10, 443942), (20, 221971), (67, 66260), (134, 33130), (268, 16565), (335, 13252), (670, 6626), (1340, 3313)]