2577400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{263}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 6997320

約数和(自身を除く): 4419920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 263, 280, 350, 392, 490, 526, 700, 980, 1052, 1225, 1315, 1400, 1841, 1960, 2104, 2450, 2630, 3682, 4900, 5260, 6575, 7364, 9205, 9800, 10520, 12887, 13150, 14728, 18410, 25774, 26300, 36820, 46025, 51548, 52600, 64435, 73640, 92050, 103096, 128870, 184100, 257740, 322175, 368200, 515480, 644350, 1288700, 2577400]

約数ペア:

[(1, 2577400), (2, 1288700), (4, 644350), (5, 515480), (7, 368200), (8, 322175), (10, 257740), (14, 184100), (20, 128870), (25, 103096), (28, 92050), (35, 73640), (40, 64435), (49, 52600), (50, 51548), (56, 46025), (70, 36820), (98, 26300), (100, 25774), (140, 18410), (175, 14728), (196, 13150), (200, 12887), (245, 10520), (263, 9800), (280, 9205), (350, 7364), (392, 6575), (490, 5260), (526, 4900), (700, 3682), (980, 2630), (1052, 2450), (1225, 2104), (1315, 1960), (1400, 1841)]