312604016

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{320291}}^1$

素因数の和:320360

約数の個数: 20

約数和(自身を含む): 615601224

約数和(自身を除く): 302997208

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 320291, 640582, 1281164, 2562328, 5124656, 19537751, 39075502, 78151004, 156302008, 312604016]

約数ペア:

[(1, 312604016), (2, 156302008), (4, 78151004), (8, 39075502), (16, 19537751), (61, 5124656), (122, 2562328), (244, 1281164), (488, 640582), (976, 320291)]