2999910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{277}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 7626096

約数和(自身を除く): 4626186

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 277, 285, 361, 554, 570, 722, 831, 1083, 1385, 1662, 1805, 2166, 2770, 3610, 4155, 5263, 5415, 8310, 10526, 10830, 15789, 26315, 31578, 52630, 78945, 99997, 157890, 199994, 299991, 499985, 599982, 999970, 1499955, 2999910]

約数ペア:

[(1, 2999910), (2, 1499955), (3, 999970), (5, 599982), (6, 499985), (10, 299991), (15, 199994), (19, 157890), (30, 99997), (38, 78945), (57, 52630), (95, 31578), (114, 26315), (190, 15789), (277, 10830), (285, 10526), (361, 8310), (554, 5415), (570, 5263), (722, 4155), (831, 3610), (1083, 2770), (1385, 2166), (1662, 1805)]