188478940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{55763}}^1$

素因数の和:55798

約数の個数: 36

約数和(自身を含む): 428602104

約数和(自身を除く): 240123164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 55763, 111526, 223052, 278815, 557630, 724919, 1115260, 1449838, 2899676, 3624595, 7249190, 9423947, 14498380, 18847894, 37695788, 47119735, 94239470, 188478940]

約数ペア:

[(1, 188478940), (2, 94239470), (4, 47119735), (5, 37695788), (10, 18847894), (13, 14498380), (20, 9423947), (26, 7249190), (52, 3624595), (65, 2899676), (130, 1449838), (169, 1115260), (260, 724919), (338, 557630), (676, 278815), (845, 223052), (1690, 111526), (3380, 55763)]