29142520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{619}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 72316800

約数和(自身を除く): 43174280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 214, 220, 428, 440, 535, 619, 856, 1070, 1177, 1238, 2140, 2354, 2476, 3095, 4280, 4708, 4952, 5885, 6190, 6809, 9416, 11770, 12380, 13618, 23540, 24760, 27236, 34045, 47080, 54472, 66233, 68090, 132466, 136180, 264932, 272360, 331165, 529864, 662330, 728563, 1324660, 1457126, 2649320, 2914252, 3642815, 5828504, 7285630, 14571260, 29142520]

約数ペア:

[(1, 29142520), (2, 14571260), (4, 7285630), (5, 5828504), (8, 3642815), (10, 2914252), (11, 2649320), (20, 1457126), (22, 1324660), (40, 728563), (44, 662330), (55, 529864), (88, 331165), (107, 272360), (110, 264932), (214, 136180), (220, 132466), (428, 68090), (440, 66233), (535, 54472), (619, 47080), (856, 34045), (1070, 27236), (1177, 24760), (1238, 23540), (2140, 13618), (2354, 12380), (2476, 11770), (3095, 9416), (4280, 6809), (4708, 6190), (4952, 5885)]