2454040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3229}}^1$

素因数の和:3259

約数の個数: 32

約数和(自身を含む): 5814000

約数和(自身を除く): 3359960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 3229, 6458, 12916, 16145, 25832, 32290, 61351, 64580, 122702, 129160, 245404, 306755, 490808, 613510, 1227020, 2454040]

約数ペア:

[(1, 2454040), (2, 1227020), (4, 613510), (5, 490808), (8, 306755), (10, 245404), (19, 129160), (20, 122702), (38, 64580), (40, 61351), (76, 32290), (95, 25832), (152, 16145), (190, 12916), (380, 6458), (760, 3229)]