2688893000

素因数分解:

$2^3\times 5^3\times {\mathrm{1493}}^1\times {\mathrm{1801}}^1$

素因数の和:3315

約数の個数: 64

約数和(自身を含む): 6299719920

約数和(自身を除く): 3610826920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 1493, 1801, 2986, 3602, 5972, 7204, 7465, 9005, 11944, 14408, 14930, 18010, 29860, 36020, 37325, 45025, 59720, 72040, 74650, 90050, 149300, 180100, 186625, 225125, 298600, 360200, 373250, 450250, 746500, 900500, 1493000, 1801000, 2688893, 5377786, 10755572, 13444465, 21511144, 26888930, 53777860, 67222325, 107555720, 134444650, 268889300, 336111625, 537778600, 672223250, 1344446500, 2688893000]

約数ペア:

[(1, 2688893000), (2, 1344446500), (4, 672223250), (5, 537778600), (8, 336111625), (10, 268889300), (20, 134444650), (25, 107555720), (40, 67222325), (50, 53777860), (100, 26888930), (125, 21511144), (200, 13444465), (250, 10755572), (500, 5377786), (1000, 2688893), (1493, 1801000), (1801, 1493000), (2986, 900500), (3602, 746500), (5972, 450250), (7204, 373250), (7465, 360200), (9005, 298600), (11944, 225125), (14408, 186625), (14930, 180100), (18010, 149300), (29860, 90050), (36020, 74650), (37325, 72040), (45025, 59720)]