40909888

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1979}}^1$

素因数の和:2027

約数の個数: 56

約数和(自身を含む): 90525600

約数和(自身を除く): 49615712

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 1979, 2584, 3958, 5168, 7916, 10336, 15832, 20672, 31664, 33643, 37601, 63328, 67286, 75202, 126656, 134572, 150404, 269144, 300808, 538288, 601616, 639217, 1076576, 1203232, 1278434, 2153152, 2406464, 2556868, 5113736, 10227472, 20454944, 40909888]

約数ペア:

[(1, 40909888), (2, 20454944), (4, 10227472), (8, 5113736), (16, 2556868), (17, 2406464), (19, 2153152), (32, 1278434), (34, 1203232), (38, 1076576), (64, 639217), (68, 601616), (76, 538288), (136, 300808), (152, 269144), (272, 150404), (304, 134572), (323, 126656), (544, 75202), (608, 67286), (646, 63328), (1088, 37601), (1216, 33643), (1292, 31664), (1979, 20672), (2584, 15832), (3958, 10336), (5168, 7916)]