5157420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2054

約数の個数: 48

約数和(自身を含む): 14784000

約数和(自身を除く): 9626580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 1999, 2580, 3998, 5997, 7996, 9995, 11994, 19990, 23988, 29985, 39980, 59970, 85957, 119940, 171914, 257871, 343828, 429785, 515742, 859570, 1031484, 1289355, 1719140, 2578710, 5157420]

約数ペア:

[(1, 5157420), (2, 2578710), (3, 1719140), (4, 1289355), (5, 1031484), (6, 859570), (10, 515742), (12, 429785), (15, 343828), (20, 257871), (30, 171914), (43, 119940), (60, 85957), (86, 59970), (129, 39980), (172, 29985), (215, 23988), (258, 19990), (430, 11994), (516, 9995), (645, 7996), (860, 5997), (1290, 3998), (1999, 2580)]