2844400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:578

約数の個数: 60

約数和(自身を含む): 7372792

約数和(自身を除く): 4528392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 547, 650, 1040, 1094, 1300, 2188, 2600, 2735, 4376, 5200, 5470, 7111, 8752, 10940, 13675, 14222, 21880, 27350, 28444, 35555, 43760, 54700, 56888, 71110, 109400, 113776, 142220, 177775, 218800, 284440, 355550, 568880, 711100, 1422200, 2844400]

約数ペア:

[(1, 2844400), (2, 1422200), (4, 711100), (5, 568880), (8, 355550), (10, 284440), (13, 218800), (16, 177775), (20, 142220), (25, 113776), (26, 109400), (40, 71110), (50, 56888), (52, 54700), (65, 43760), (80, 35555), (100, 28444), (104, 27350), (130, 21880), (200, 14222), (208, 13675), (260, 10940), (325, 8752), (400, 7111), (520, 5470), (547, 5200), (650, 4376), (1040, 2735), (1094, 2600), (1300, 2188)]