20120877245

素因数分解:

$5^1\times 7^1\times {\mathrm{12101}}^1\times {\mathrm{47507}}^1$

素因数の和:59620

約数の個数: 16

約数和(自身を含む): 27597207168

約数和(自身を除く): 7476329923

約数列:

[1, 5, 7, 35, 12101, 47507, 60505, 84707, 237535, 332549, 423535, 1662745, 574882207, 2874411035, 4024175449, 20120877245]

約数ペア:

[(1, 20120877245), (5, 4024175449), (7, 2874411035), (35, 574882207), (12101, 1662745), (47507, 423535), (60505, 332549), (84707, 237535)]