39446420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151717}}^1$

素因数の和:151739

約数の個数: 24

約数和(自身を含む): 89210184

約数和(自身を除く): 49763764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 151717, 303434, 606868, 758585, 1517170, 1972321, 3034340, 3944642, 7889284, 9861605, 19723210, 39446420]

約数ペア:

[(1, 39446420), (2, 19723210), (4, 9861605), (5, 7889284), (10, 3944642), (13, 3034340), (20, 1972321), (26, 1517170), (52, 758585), (65, 606868), (130, 303434), (260, 151717)]