29740040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 73560960

約数和(自身を除く): 43820920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 257, 263, 440, 514, 526, 1028, 1052, 1285, 1315, 2056, 2104, 2570, 2630, 2827, 2893, 5140, 5260, 5654, 5786, 10280, 10520, 11308, 11572, 14135, 14465, 22616, 23144, 28270, 28930, 56540, 57860, 67591, 113080, 115720, 135182, 270364, 337955, 540728, 675910, 743501, 1351820, 1487002, 2703640, 2974004, 3717505, 5948008, 7435010, 14870020, 29740040]

約数ペア:

[(1, 29740040), (2, 14870020), (4, 7435010), (5, 5948008), (8, 3717505), (10, 2974004), (11, 2703640), (20, 1487002), (22, 1351820), (40, 743501), (44, 675910), (55, 540728), (88, 337955), (110, 270364), (220, 135182), (257, 115720), (263, 113080), (440, 67591), (514, 57860), (526, 56540), (1028, 28930), (1052, 28270), (1285, 23144), (1315, 22616), (2056, 14465), (2104, 14135), (2570, 11572), (2630, 11308), (2827, 10520), (2893, 10280), (5140, 5786), (5260, 5654)]