2806300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 7360640

約数和(自身を除く): 4554340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 211, 266, 350, 380, 422, 475, 532, 665, 700, 844, 950, 1055, 1330, 1477, 1900, 2110, 2660, 2954, 3325, 4009, 4220, 5275, 5908, 6650, 7385, 8018, 10550, 13300, 14770, 16036, 20045, 21100, 28063, 29540, 36925, 40090, 56126, 73850, 80180, 100225, 112252, 140315, 147700, 200450, 280630, 400900, 561260, 701575, 1403150, 2806300]

約数ペア:

[(1, 2806300), (2, 1403150), (4, 701575), (5, 561260), (7, 400900), (10, 280630), (14, 200450), (19, 147700), (20, 140315), (25, 112252), (28, 100225), (35, 80180), (38, 73850), (50, 56126), (70, 40090), (76, 36925), (95, 29540), (100, 28063), (133, 21100), (140, 20045), (175, 16036), (190, 14770), (211, 13300), (266, 10550), (350, 8018), (380, 7385), (422, 6650), (475, 5908), (532, 5275), (665, 4220), (700, 4009), (844, 3325), (950, 2954), (1055, 2660), (1330, 2110), (1477, 1900)]