12999800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 34819200

約数和(自身を除く): 21819400

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 88, 95, 100, 110, 152, 190, 200, 209, 220, 275, 311, 380, 418, 440, 475, 550, 622, 760, 836, 950, 1045, 1100, 1244, 1555, 1672, 1900, 2090, 2200, 2488, 3110, 3421, 3800, 4180, 5225, 5909, 6220, 6842, 7775, 8360, 10450, 11818, 12440, 13684, 15550, 17105, 20900, 23636, 27368, 29545, 31100, 34210, 41800, 47272, 59090, 62200, 64999, 68420, 85525, 118180, 129998, 136840, 147725, 171050, 236360, 259996, 295450, 324995, 342100, 519992, 590900, 649990, 684200, 1181800, 1299980, 1624975, 2599960, 3249950, 6499900, 12999800]

約数ペア:

[(1, 12999800), (2, 6499900), (4, 3249950), (5, 2599960), (8, 1624975), (10, 1299980), (11, 1181800), (19, 684200), (20, 649990), (22, 590900), (25, 519992), (38, 342100), (40, 324995), (44, 295450), (50, 259996), (55, 236360), (76, 171050), (88, 147725), (95, 136840), (100, 129998), (110, 118180), (152, 85525), (190, 68420), (200, 64999), (209, 62200), (220, 59090), (275, 47272), (311, 41800), (380, 34210), (418, 31100), (440, 29545), (475, 27368), (550, 23636), (622, 20900), (760, 17105), (836, 15550), (950, 13684), (1045, 12440), (1100, 11818), (1244, 10450), (1555, 8360), (1672, 7775), (1900, 6842), (2090, 6220), (2200, 5909), (2488, 5225), (3110, 4180), (3421, 3800)]