4417400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1699}}^1$

素因数の和:1728

約数の個数: 48

約数和(自身を含む): 11067000

約数和(自身を除く): 6649600

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, 1699, 2600, 3398, 6796, 8495, 13592, 16990, 22087, 33980, 42475, 44174, 67960, 84950, 88348, 110435, 169900, 176696, 220870, 339800, 441740, 552175, 883480, 1104350, 2208700, 4417400]

約数ペア:

[(1, 4417400), (2, 2208700), (4, 1104350), (5, 883480), (8, 552175), (10, 441740), (13, 339800), (20, 220870), (25, 176696), (26, 169900), (40, 110435), (50, 88348), (52, 84950), (65, 67960), (100, 44174), (104, 42475), (130, 33980), (200, 22087), (260, 16990), (325, 13592), (520, 8495), (650, 6796), (1300, 3398), (1699, 2600)]