4148540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 9646560

約数和(自身を除く): 5498020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 173, 218, 220, 346, 436, 545, 692, 865, 1090, 1199, 1730, 1903, 2180, 2398, 3460, 3806, 4796, 5995, 7612, 9515, 11990, 18857, 19030, 23980, 37714, 38060, 75428, 94285, 188570, 207427, 377140, 414854, 829708, 1037135, 2074270, 4148540]

約数ペア:

[(1, 4148540), (2, 2074270), (4, 1037135), (5, 829708), (10, 414854), (11, 377140), (20, 207427), (22, 188570), (44, 94285), (55, 75428), (109, 38060), (110, 37714), (173, 23980), (218, 19030), (220, 18857), (346, 11990), (436, 9515), (545, 7612), (692, 5995), (865, 4796), (1090, 3806), (1199, 3460), (1730, 2398), (1903, 2180)]