2126180810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1\times {\mathrm{20521}}^1$

素因数の和:21338

約数の個数: 32

約数和(自身を含む): 4126892112

約数和(自身を除く): 2000711302

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 797, 1594, 3985, 7970, 10361, 20521, 20722, 41042, 51805, 102605, 103610, 205210, 266773, 533546, 1333865, 2667730, 16355237, 32710474, 81776185, 163552370, 212618081, 425236162, 1063090405, 2126180810]

約数ペア:

[(1, 2126180810), (2, 1063090405), (5, 425236162), (10, 212618081), (13, 163552370), (26, 81776185), (65, 32710474), (130, 16355237), (797, 2667730), (1594, 1333865), (3985, 533546), (7970, 266773), (10361, 205210), (20521, 103610), (20722, 102605), (41042, 51805)]