164985220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{222953}}^1$

素因数の和:222999

約数の個数: 24

約数和(自身を含む): 355834584

約数和(自身を除く): 190849364

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 222953, 445906, 891812, 1114765, 2229530, 4459060, 8249261, 16498522, 32997044, 41246305, 82492610, 164985220]

約数ペア:

[(1, 164985220), (2, 82492610), (4, 41246305), (5, 32997044), (10, 16498522), (20, 8249261), (37, 4459060), (74, 2229530), (148, 1114765), (185, 891812), (370, 445906), (740, 222953)]