40758496

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1631

約数の個数: 48

約数和(自身を含む): 86486400

約数和(自身を除く): 45727904

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 76, 86, 152, 172, 304, 344, 608, 688, 817, 1376, 1559, 1634, 3118, 3268, 6236, 6536, 12472, 13072, 24944, 26144, 29621, 49888, 59242, 67037, 118484, 134074, 236968, 268148, 473936, 536296, 947872, 1072592, 1273703, 2145184, 2547406, 5094812, 10189624, 20379248, 40758496]

約数ペア:

[(1, 40758496), (2, 20379248), (4, 10189624), (8, 5094812), (16, 2547406), (19, 2145184), (32, 1273703), (38, 1072592), (43, 947872), (76, 536296), (86, 473936), (152, 268148), (172, 236968), (304, 134074), (344, 118484), (608, 67037), (688, 59242), (817, 49888), (1376, 29621), (1559, 26144), (1634, 24944), (3118, 13072), (3268, 12472), (6236, 6536)]