3188920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1627}}^1$

素因数の和:1652

約数の個数: 48

約数和(自身を含む): 8351640

約数和(自身を除く): 5162720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1627, 1960, 3254, 6508, 8135, 11389, 13016, 16270, 22778, 32540, 45556, 56945, 65080, 79723, 91112, 113890, 159446, 227780, 318892, 398615, 455560, 637784, 797230, 1594460, 3188920]

約数ペア:

[(1, 3188920), (2, 1594460), (4, 797230), (5, 637784), (7, 455560), (8, 398615), (10, 318892), (14, 227780), (20, 159446), (28, 113890), (35, 91112), (40, 79723), (49, 65080), (56, 56945), (70, 45556), (98, 32540), (140, 22778), (196, 16270), (245, 13016), (280, 11389), (392, 8135), (490, 6508), (980, 3254), (1627, 1960)]