1242690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1801}}^1$

素因数の和:1834

約数の個数: 32

約数和(自身を含む): 3113856

約数和(自身を除く): 1871166

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 1801, 3602, 5403, 9005, 10806, 18010, 27015, 41423, 54030, 82846, 124269, 207115, 248538, 414230, 621345, 1242690]

約数ペア:

[(1, 1242690), (2, 621345), (3, 414230), (5, 248538), (6, 207115), (10, 124269), (15, 82846), (23, 54030), (30, 41423), (46, 27015), (69, 18010), (115, 10806), (138, 9005), (230, 5403), (345, 3602), (690, 1801)]