28917088

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:467

約数の個数: 48

約数和(自身を含む): 60480000

約数和(自身を除く): 31562912

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 199, 239, 304, 398, 478, 608, 796, 956, 1592, 1912, 3184, 3781, 3824, 4541, 6368, 7562, 7648, 9082, 15124, 18164, 30248, 36328, 47561, 60496, 72656, 95122, 120992, 145312, 190244, 380488, 760976, 903659, 1521952, 1807318, 3614636, 7229272, 14458544, 28917088]

約数ペア:

[(1, 28917088), (2, 14458544), (4, 7229272), (8, 3614636), (16, 1807318), (19, 1521952), (32, 903659), (38, 760976), (76, 380488), (152, 190244), (199, 145312), (239, 120992), (304, 95122), (398, 72656), (478, 60496), (608, 47561), (796, 36328), (956, 30248), (1592, 18164), (1912, 15124), (3184, 9082), (3781, 7648), (3824, 7562), (4541, 6368)]