15808960

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:533

約数の個数: 56

約数和(自身を含む): 38039040

約数和(自身を除く): 22230080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 389, 508, 635, 778, 1016, 1270, 1556, 1945, 2032, 2540, 3112, 3890, 4064, 5080, 6224, 7780, 8128, 10160, 12448, 15560, 20320, 24896, 31120, 40640, 49403, 62240, 98806, 124480, 197612, 247015, 395224, 494030, 790448, 988060, 1580896, 1976120, 3161792, 3952240, 7904480, 15808960]

約数ペア:

[(1, 15808960), (2, 7904480), (4, 3952240), (5, 3161792), (8, 1976120), (10, 1580896), (16, 988060), (20, 790448), (32, 494030), (40, 395224), (64, 247015), (80, 197612), (127, 124480), (160, 98806), (254, 62240), (320, 49403), (389, 40640), (508, 31120), (635, 24896), (778, 20320), (1016, 15560), (1270, 12448), (1556, 10160), (1945, 8128), (2032, 7780), (2540, 6224), (3112, 5080), (3890, 4064)]