21847600

素因数分解:

$2^4\times 5^2\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:494

約数の個数: 60

約数和(自身を含む): 52947256

約数和(自身を除く): 31099656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 193, 200, 283, 386, 400, 566, 772, 965, 1132, 1415, 1544, 1930, 2264, 2830, 3088, 3860, 4528, 4825, 5660, 7075, 7720, 9650, 11320, 14150, 15440, 19300, 22640, 28300, 38600, 54619, 56600, 77200, 109238, 113200, 218476, 273095, 436952, 546190, 873904, 1092380, 1365475, 2184760, 2730950, 4369520, 5461900, 10923800, 21847600]

約数ペア:

[(1, 21847600), (2, 10923800), (4, 5461900), (5, 4369520), (8, 2730950), (10, 2184760), (16, 1365475), (20, 1092380), (25, 873904), (40, 546190), (50, 436952), (80, 273095), (100, 218476), (193, 113200), (200, 109238), (283, 77200), (386, 56600), (400, 54619), (566, 38600), (772, 28300), (965, 22640), (1132, 19300), (1415, 15440), (1544, 14150), (1930, 11320), (2264, 9650), (2830, 7720), (3088, 7075), (3860, 5660), (4528, 4825)]