7904480

素因数分解:

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

素因数の和:531

約数の個数: 48

約数和(自身を含む): 18869760

約数和(自身を除く): 10965280

約数列:

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

約数ペア:

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