55148920

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{2741}}^1$

素因数の和:3255

約数の個数: 32

約数和(自身を含む): 124377120

約数和(自身を除く): 69228200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 2741, 4024, 5030, 5482, 10060, 10964, 13705, 20120, 21928, 27410, 54820, 109640, 1378723, 2757446, 5514892, 6893615, 11029784, 13787230, 27574460, 55148920]

約数ペア:

[(1, 55148920), (2, 27574460), (4, 13787230), (5, 11029784), (8, 6893615), (10, 5514892), (20, 2757446), (40, 1378723), (503, 109640), (1006, 54820), (2012, 27410), (2515, 21928), (2741, 20120), (4024, 13705), (5030, 10964), (5482, 10060)]