2080298920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1061377}}^1$

素因数の和:1061402

約数の個数: 48

約数和(自身を含む): 5444869140

約数和(自身を除く): 3364570220

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, 1960, 1061377, 2122754, 4245508, 5306885, 7429639, 8491016, 10613770, 14859278, 21227540, 29718556, 37148195, 42455080, 52007473, 59437112, 74296390, 104014946, 148592780, 208029892, 260037365, 297185560, 416059784, 520074730, 1040149460, 2080298920]

約数ペア:

[(1, 2080298920), (2, 1040149460), (4, 520074730), (5, 416059784), (7, 297185560), (8, 260037365), (10, 208029892), (14, 148592780), (20, 104014946), (28, 74296390), (35, 59437112), (40, 52007473), (49, 42455080), (56, 37148195), (70, 29718556), (98, 21227540), (140, 14859278), (196, 10613770), (245, 8491016), (280, 7429639), (392, 5306885), (490, 4245508), (980, 2122754), (1960, 1061377)]