12454280

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{619}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 28123200

約数和(自身を除く): 15668920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 619, 1006, 1238, 2012, 2476, 2515, 3095, 4024, 4952, 5030, 6190, 10060, 12380, 20120, 24760, 311357, 622714, 1245428, 1556785, 2490856, 3113570, 6227140, 12454280]

約数ペア:

[(1, 12454280), (2, 6227140), (4, 3113570), (5, 2490856), (8, 1556785), (10, 1245428), (20, 622714), (40, 311357), (503, 24760), (619, 20120), (1006, 12380), (1238, 10060), (2012, 6190), (2476, 5030), (2515, 4952), (3095, 4024)]