2103857980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{57139}}^1$

素因数の和:57418

約数の個数: 48

約数和(自身を含む): 5068546560

約数和(自身を除く): 2964688580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 526, 1052, 1315, 1841, 2630, 3682, 5260, 7364, 9205, 18410, 36820, 57139, 114278, 228556, 285695, 399973, 571390, 799946, 1142780, 1599892, 1999865, 3999730, 7999460, 15027557, 30055114, 60110228, 75137785, 105192899, 150275570, 210385798, 300551140, 420771596, 525964495, 1051928990, 2103857980]

約数ペア:

[(1, 2103857980), (2, 1051928990), (4, 525964495), (5, 420771596), (7, 300551140), (10, 210385798), (14, 150275570), (20, 105192899), (28, 75137785), (35, 60110228), (70, 30055114), (140, 15027557), (263, 7999460), (526, 3999730), (1052, 1999865), (1315, 1599892), (1841, 1142780), (2630, 799946), (3682, 571390), (5260, 399973), (7364, 285695), (9205, 228556), (18410, 114278), (36820, 57139)]