19517200

素因数分解:

$2^4\times 5^2\times {\mathrm{59}}^1\times {\mathrm{827}}^1$

素因数の和:904

約数の個数: 60

約数和(自身を含む): 47742480

約数和(自身を除く): 28225280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 59, 80, 100, 118, 200, 236, 295, 400, 472, 590, 827, 944, 1180, 1475, 1654, 2360, 2950, 3308, 4135, 4720, 5900, 6616, 8270, 11800, 13232, 16540, 20675, 23600, 33080, 41350, 48793, 66160, 82700, 97586, 165400, 195172, 243965, 330800, 390344, 487930, 780688, 975860, 1219825, 1951720, 2439650, 3903440, 4879300, 9758600, 19517200]

約数ペア:

[(1, 19517200), (2, 9758600), (4, 4879300), (5, 3903440), (8, 2439650), (10, 1951720), (16, 1219825), (20, 975860), (25, 780688), (40, 487930), (50, 390344), (59, 330800), (80, 243965), (100, 195172), (118, 165400), (200, 97586), (236, 82700), (295, 66160), (400, 48793), (472, 41350), (590, 33080), (827, 23600), (944, 20675), (1180, 16540), (1475, 13232), (1654, 11800), (2360, 8270), (2950, 6616), (3308, 5900), (4135, 4720)]