20120030735

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{99577}}^1$

素因数の和:99863

約数の個数: 32

約数和(自身を含む): 28907891712

約数和(自身を除く): 8787860977

約数列:

[1, 5, 7, 23, 35, 115, 161, 251, 805, 1255, 1757, 5773, 8785, 28865, 40411, 99577, 202055, 497885, 697039, 2290271, 3485195, 11451355, 16031897, 24993827, 80159485, 124969135, 174956789, 574858021, 874783945, 2874290105, 4024006147, 20120030735]

約数ペア:

[(1, 20120030735), (5, 4024006147), (7, 2874290105), (23, 874783945), (35, 574858021), (115, 174956789), (161, 124969135), (251, 80159485), (805, 24993827), (1255, 16031897), (1757, 11451355), (5773, 3485195), (8785, 2290271), (28865, 697039), (40411, 497885), (99577, 202055)]