5498840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 13305600

約数和(自身を除く): 7806760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 115, 139, 172, 184, 215, 230, 278, 344, 430, 460, 556, 695, 860, 920, 989, 1112, 1390, 1720, 1978, 2780, 3197, 3956, 4945, 5560, 5977, 6394, 7912, 9890, 11954, 12788, 15985, 19780, 23908, 25576, 29885, 31970, 39560, 47816, 59770, 63940, 119540, 127880, 137471, 239080, 274942, 549884, 687355, 1099768, 1374710, 2749420, 5498840]

約数ペア:

[(1, 5498840), (2, 2749420), (4, 1374710), (5, 1099768), (8, 687355), (10, 549884), (20, 274942), (23, 239080), (40, 137471), (43, 127880), (46, 119540), (86, 63940), (92, 59770), (115, 47816), (139, 39560), (172, 31970), (184, 29885), (215, 25576), (230, 23908), (278, 19780), (344, 15985), (430, 12788), (460, 11954), (556, 9890), (695, 7912), (860, 6394), (920, 5977), (989, 5560), (1112, 4945), (1390, 3956), (1720, 3197), (1978, 2780)]