39430840

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{14713}}^1$

素因数の和:14791

約数の個数: 32

約数和(自身を含む): 90049680

約数和(自身を除く): 50618840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 14713, 29426, 58852, 73565, 117704, 147130, 294260, 588520, 985771, 1971542, 3943084, 4928855, 7886168, 9857710, 19715420, 39430840]

約数ペア:

[(1, 39430840), (2, 19715420), (4, 9857710), (5, 7886168), (8, 4928855), (10, 3943084), (20, 1971542), (40, 985771), (67, 588520), (134, 294260), (268, 147130), (335, 117704), (536, 73565), (670, 58852), (1340, 29426), (2680, 14713)]