54907660

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 118087200

約数和(自身を除く): 63179540

約数列:

[1, 2, 4, 5, 10, 20, 89, 109, 178, 218, 283, 356, 436, 445, 545, 566, 890, 1090, 1132, 1415, 1780, 2180, 2830, 5660, 9701, 19402, 25187, 30847, 38804, 48505, 50374, 61694, 97010, 100748, 123388, 125935, 154235, 194020, 251870, 308470, 503740, 616940, 2745383, 5490766, 10981532, 13726915, 27453830, 54907660]

約数ペア:

[(1, 54907660), (2, 27453830), (4, 13726915), (5, 10981532), (10, 5490766), (20, 2745383), (89, 616940), (109, 503740), (178, 308470), (218, 251870), (283, 194020), (356, 154235), (436, 125935), (445, 123388), (545, 100748), (566, 97010), (890, 61694), (1090, 50374), (1132, 48505), (1415, 38804), (1780, 30847), (2180, 25187), (2830, 19402), (5660, 9701)]