78642020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{106273}}^1$

素因数の和:106319

約数の個数: 24

約数和(自身を含む): 169613304

約数和(自身を除く): 90971284

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 106273, 212546, 425092, 531365, 1062730, 2125460, 3932101, 7864202, 15728404, 19660505, 39321010, 78642020]

約数ペア:

[(1, 78642020), (2, 39321010), (4, 19660505), (5, 15728404), (10, 7864202), (20, 3932101), (37, 2125460), (74, 1062730), (148, 531365), (185, 425092), (370, 212546), (740, 106273)]