2990970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 7862400

約数和(自身を除く): 4871430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 167, 199, 334, 398, 501, 597, 835, 995, 1002, 1194, 1503, 1670, 1791, 1990, 2505, 2985, 3006, 3582, 5010, 5970, 7515, 8955, 15030, 17910, 33233, 66466, 99699, 166165, 199398, 299097, 332330, 498495, 598194, 996990, 1495485, 2990970]

約数ペア:

[(1, 2990970), (2, 1495485), (3, 996990), (5, 598194), (6, 498495), (9, 332330), (10, 299097), (15, 199398), (18, 166165), (30, 99699), (45, 66466), (90, 33233), (167, 17910), (199, 15030), (334, 8955), (398, 7515), (501, 5970), (597, 5010), (835, 3582), (995, 3006), (1002, 2985), (1194, 2505), (1503, 1990), (1670, 1791)]