2371880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 6272640

約数和(自身を除く): 3900760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 197, 215, 280, 301, 344, 394, 430, 602, 788, 860, 985, 1204, 1379, 1505, 1576, 1720, 1970, 2408, 2758, 3010, 3940, 5516, 6020, 6895, 7880, 8471, 11032, 12040, 13790, 16942, 27580, 33884, 42355, 55160, 59297, 67768, 84710, 118594, 169420, 237188, 296485, 338840, 474376, 592970, 1185940, 2371880]

約数ペア:

[(1, 2371880), (2, 1185940), (4, 592970), (5, 474376), (7, 338840), (8, 296485), (10, 237188), (14, 169420), (20, 118594), (28, 84710), (35, 67768), (40, 59297), (43, 55160), (56, 42355), (70, 33884), (86, 27580), (140, 16942), (172, 13790), (197, 12040), (215, 11032), (280, 8471), (301, 7880), (344, 6895), (394, 6020), (430, 5516), (602, 3940), (788, 3010), (860, 2758), (985, 2408), (1204, 1970), (1379, 1720), (1505, 1576)]