4209400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1619}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 10546200

約数和(自身を除く): 6336800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 1619, 2600, 3238, 6476, 8095, 12952, 16190, 21047, 32380, 40475, 42094, 64760, 80950, 84188, 105235, 161900, 168376, 210470, 323800, 420940, 526175, 841880, 1052350, 2104700, 4209400]

約数ペア:

[(1, 4209400), (2, 2104700), (4, 1052350), (5, 841880), (8, 526175), (10, 420940), (13, 323800), (20, 210470), (25, 168376), (26, 161900), (40, 105235), (50, 84188), (52, 80950), (65, 64760), (100, 42094), (104, 40475), (130, 32380), (200, 21047), (260, 16190), (325, 12952), (520, 8095), (650, 6476), (1300, 3238), (1619, 2600)]