2729180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 6350400

約数和(自身を除く): 3621220

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 349, 391, 460, 698, 782, 1396, 1564, 1745, 1955, 3490, 3910, 5933, 6980, 7820, 8027, 11866, 16054, 23732, 29665, 32108, 40135, 59330, 80270, 118660, 136459, 160540, 272918, 545836, 682295, 1364590, 2729180]

約数ペア:

[(1, 2729180), (2, 1364590), (4, 682295), (5, 545836), (10, 272918), (17, 160540), (20, 136459), (23, 118660), (34, 80270), (46, 59330), (68, 40135), (85, 32108), (92, 29665), (115, 23732), (170, 16054), (230, 11866), (340, 8027), (349, 7820), (391, 6980), (460, 5933), (698, 3910), (782, 3490), (1396, 1955), (1564, 1745)]