2503697920

素因数分解:

$2^9\times 5^1\times {\mathrm{978007}}^1$

素因数の和:978030

約数の個数: 40

約数和(自身を含む): 6003013104

約数和(自身を除く): 3499315184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 978007, 1956014, 3912028, 4890035, 7824056, 9780070, 15648112, 19560140, 31296224, 39120280, 62592448, 78240560, 125184896, 156481120, 250369792, 312962240, 500739584, 625924480, 1251848960, 2503697920]

約数ペア:

[(1, 2503697920), (2, 1251848960), (4, 625924480), (5, 500739584), (8, 312962240), (10, 250369792), (16, 156481120), (20, 125184896), (32, 78240560), (40, 62592448), (64, 39120280), (80, 31296224), (128, 19560140), (160, 15648112), (256, 9780070), (320, 7824056), (512, 4890035), (640, 3912028), (1280, 1956014), (2560, 978007)]