2058940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7919}}^1$

素因数の和:7941

約数の個数: 24

約数和(自身を含む): 4656960

約数和(自身を除く): 2598020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7919, 15838, 31676, 39595, 79190, 102947, 158380, 205894, 411788, 514735, 1029470, 2058940]

約数ペア:

[(1, 2058940), (2, 1029470), (4, 514735), (5, 411788), (10, 205894), (13, 158380), (20, 102947), (26, 79190), (52, 39595), (65, 31676), (130, 15838), (260, 7919)]