89185021840

素因数分解:

$2^4\times 5^1\times {\mathrm{1114812773}}^1$

素因数の和:1114812786

約数の個数: 20

約数和(自身を含む): 207355175964

約数和(自身を除く): 118170154124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1114812773, 2229625546, 4459251092, 5574063865, 8918502184, 11148127730, 17837004368, 22296255460, 44592510920, 89185021840]

約数ペア:

[(1, 89185021840), (2, 44592510920), (4, 22296255460), (5, 17837004368), (8, 11148127730), (10, 8918502184), (16, 5574063865), (20, 4459251092), (40, 2229625546), (80, 1114812773)]