15654340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60209}}^1$

素因数の和:60231

約数の個数: 24

約数和(自身を含む): 35403480

約数和(自身を除く): 19749140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 60209, 120418, 240836, 301045, 602090, 782717, 1204180, 1565434, 3130868, 3913585, 7827170, 15654340]

約数ペア:

[(1, 15654340), (2, 7827170), (4, 3913585), (5, 3130868), (10, 1565434), (13, 1204180), (20, 782717), (26, 602090), (52, 301045), (65, 240836), (130, 120418), (260, 60209)]