64073860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139291}}^1$

素因数の和:139323

約数の個数: 24

約数和(自身を含む): 140406336

約数和(自身を除く): 76332476

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 139291, 278582, 557164, 696455, 1392910, 2785820, 3203693, 6407386, 12814772, 16018465, 32036930, 64073860]

約数ペア:

[(1, 64073860), (2, 32036930), (4, 16018465), (5, 12814772), (10, 6407386), (20, 3203693), (23, 2785820), (46, 1392910), (92, 696455), (115, 557164), (230, 278582), (460, 139291)]