2081738288

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{12757}}^1$

素因数の和:12850

約数の個数: 80

約数和(自身を含む): 4859879424

約数和(自身を除く): 2778141136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 47, 56, 62, 94, 112, 124, 188, 217, 248, 329, 376, 434, 496, 658, 752, 868, 1316, 1457, 1736, 2632, 2914, 3472, 5264, 5828, 10199, 11656, 12757, 20398, 23312, 25514, 40796, 51028, 81592, 89299, 102056, 163184, 178598, 204112, 357196, 395467, 599579, 714392, 790934, 1199158, 1428784, 1581868, 2398316, 2768269, 3163736, 4197053, 4796632, 5536538, 6327472, 8394106, 9593264, 11073076, 16788212, 18586949, 22146152, 33576424, 37173898, 44292304, 67152848, 74347796, 130108643, 148695592, 260217286, 297391184, 520434572, 1040869144, 2081738288]

約数ペア:

[(1, 2081738288), (2, 1040869144), (4, 520434572), (7, 297391184), (8, 260217286), (14, 148695592), (16, 130108643), (28, 74347796), (31, 67152848), (47, 44292304), (56, 37173898), (62, 33576424), (94, 22146152), (112, 18586949), (124, 16788212), (188, 11073076), (217, 9593264), (248, 8394106), (329, 6327472), (376, 5536538), (434, 4796632), (496, 4197053), (658, 3163736), (752, 2768269), (868, 2398316), (1316, 1581868), (1457, 1428784), (1736, 1199158), (2632, 790934), (2914, 714392), (3472, 599579), (5264, 395467), (5828, 357196), (10199, 204112), (11656, 178598), (12757, 163184), (20398, 102056), (23312, 89299), (25514, 81592), (40796, 51028)]