54244940

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 116424000

約数和(自身を除く): 62179060

約数列:

[1, 2, 4, 5, 10, 20, 109, 149, 167, 218, 298, 334, 436, 545, 596, 668, 745, 835, 1090, 1490, 1670, 2180, 2980, 3340, 16241, 18203, 24883, 32482, 36406, 49766, 64964, 72812, 81205, 91015, 99532, 124415, 162410, 182030, 248830, 324820, 364060, 497660, 2712247, 5424494, 10848988, 13561235, 27122470, 54244940]

約数ペア:

[(1, 54244940), (2, 27122470), (4, 13561235), (5, 10848988), (10, 5424494), (20, 2712247), (109, 497660), (149, 364060), (167, 324820), (218, 248830), (298, 182030), (334, 162410), (436, 124415), (545, 99532), (596, 91015), (668, 81205), (745, 72812), (835, 64964), (1090, 49766), (1490, 36406), (1670, 32482), (2180, 24883), (2980, 18203), (3340, 16241)]