223803640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{329123}}^1$

素因数の和:329151

約数の個数: 32

約数和(自身を含む): 533180880

約数和(自身を除く): 309377240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 329123, 658246, 1316492, 1645615, 2632984, 3291230, 5595091, 6582460, 11190182, 13164920, 22380364, 27975455, 44760728, 55950910, 111901820, 223803640]

約数ペア:

[(1, 223803640), (2, 111901820), (4, 55950910), (5, 44760728), (8, 27975455), (10, 22380364), (17, 13164920), (20, 11190182), (34, 6582460), (40, 5595091), (68, 3291230), (85, 2632984), (136, 1645615), (170, 1316492), (340, 658246), (680, 329123)]