2489080820

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{971}}^1\times {\mathrm{1913}}^1$

素因数の和:2960

約数の個数: 48

約数和(自身を含む): 5313325248

約数和(自身を除く): 2824244428

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 971, 1340, 1913, 1942, 3826, 3884, 4855, 7652, 9565, 9710, 19130, 19420, 38260, 65057, 128171, 130114, 256342, 260228, 325285, 512684, 640855, 650570, 1281710, 1301140, 1857523, 2563420, 3715046, 7430092, 9287615, 18575230, 37150460, 124454041, 248908082, 497816164, 622270205, 1244540410, 2489080820]

約数ペア:

[(1, 2489080820), (2, 1244540410), (4, 622270205), (5, 497816164), (10, 248908082), (20, 124454041), (67, 37150460), (134, 18575230), (268, 9287615), (335, 7430092), (670, 3715046), (971, 2563420), (1340, 1857523), (1913, 1301140), (1942, 1281710), (3826, 650570), (3884, 640855), (4855, 512684), (7652, 325285), (9565, 260228), (9710, 256342), (19130, 130114), (19420, 128171), (38260, 65057)]