10991200

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1249}}^1$

素因数の和:1280

約数の個数: 72

約数和(自身を含む): 29295000

約数和(自身を除く): 18303800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 160, 176, 200, 220, 275, 352, 400, 440, 550, 800, 880, 1100, 1249, 1760, 2200, 2498, 4400, 4996, 6245, 8800, 9992, 12490, 13739, 19984, 24980, 27478, 31225, 39968, 49960, 54956, 62450, 68695, 99920, 109912, 124900, 137390, 199840, 219824, 249800, 274780, 343475, 439648, 499600, 549560, 686950, 999200, 1099120, 1373900, 2198240, 2747800, 5495600, 10991200]

約数ペア:

[(1, 10991200), (2, 5495600), (4, 2747800), (5, 2198240), (8, 1373900), (10, 1099120), (11, 999200), (16, 686950), (20, 549560), (22, 499600), (25, 439648), (32, 343475), (40, 274780), (44, 249800), (50, 219824), (55, 199840), (80, 137390), (88, 124900), (100, 109912), (110, 99920), (160, 68695), (176, 62450), (200, 54956), (220, 49960), (275, 39968), (352, 31225), (400, 27478), (440, 24980), (550, 19984), (800, 13739), (880, 12490), (1100, 9992), (1249, 8800), (1760, 6245), (2200, 4996), (2498, 4400)]