40595720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{359}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 100310400

約数和(自身を除く): 59714680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 257, 359, 440, 514, 718, 1028, 1285, 1436, 1795, 2056, 2570, 2827, 2872, 3590, 3949, 5140, 5654, 7180, 7898, 10280, 11308, 14135, 14360, 15796, 19745, 22616, 28270, 31592, 39490, 56540, 78980, 92263, 113080, 157960, 184526, 369052, 461315, 738104, 922630, 1014893, 1845260, 2029786, 3690520, 4059572, 5074465, 8119144, 10148930, 20297860, 40595720]

約数ペア:

[(1, 40595720), (2, 20297860), (4, 10148930), (5, 8119144), (8, 5074465), (10, 4059572), (11, 3690520), (20, 2029786), (22, 1845260), (40, 1014893), (44, 922630), (55, 738104), (88, 461315), (110, 369052), (220, 184526), (257, 157960), (359, 113080), (440, 92263), (514, 78980), (718, 56540), (1028, 39490), (1285, 31592), (1436, 28270), (1795, 22616), (2056, 19745), (2570, 15796), (2827, 14360), (2872, 14135), (3590, 11308), (3949, 10280), (5140, 7898), (5654, 7180)]