2070380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7963}}^1$

素因数の和:7985

約数の個数: 24

約数和(自身を含む): 4682832

約数和(自身を除く): 2612452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7963, 15926, 31852, 39815, 79630, 103519, 159260, 207038, 414076, 517595, 1035190, 2070380]

約数ペア:

[(1, 2070380), (2, 1035190), (4, 517595), (5, 414076), (10, 207038), (13, 159260), (20, 103519), (26, 79630), (52, 39815), (65, 31852), (130, 15926), (260, 7963)]