386709920

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{19031}}^1$

素因数の和:19173

約数の個数: 48

約数和(自身を含む): 920844288

約数和(自身を除く): 534134368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 2032, 2540, 4064, 5080, 10160, 19031, 20320, 38062, 76124, 95155, 152248, 190310, 304496, 380620, 608992, 761240, 1522480, 2416937, 3044960, 4833874, 9667748, 12084685, 19335496, 24169370, 38670992, 48338740, 77341984, 96677480, 193354960, 386709920]

約数ペア:

[(1, 386709920), (2, 193354960), (4, 96677480), (5, 77341984), (8, 48338740), (10, 38670992), (16, 24169370), (20, 19335496), (32, 12084685), (40, 9667748), (80, 4833874), (127, 3044960), (160, 2416937), (254, 1522480), (508, 761240), (635, 608992), (1016, 380620), (1270, 304496), (2032, 190310), (2540, 152248), (4064, 95155), (5080, 76124), (10160, 38062), (19031, 20320)]