1821240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{5059}}^1$

素因数の和:5076

約数の個数: 48

約数和(自身を含む): 5920200

約数和(自身を除く): 4098960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 5059, 10118, 15177, 20236, 25295, 30354, 40472, 45531, 50590, 60708, 75885, 91062, 101180, 121416, 151770, 182124, 202360, 227655, 303540, 364248, 455310, 607080, 910620, 1821240]

約数ペア:

[(1, 1821240), (2, 910620), (3, 607080), (4, 455310), (5, 364248), (6, 303540), (8, 227655), (9, 202360), (10, 182124), (12, 151770), (15, 121416), (18, 101180), (20, 91062), (24, 75885), (30, 60708), (36, 50590), (40, 45531), (45, 40472), (60, 30354), (72, 25295), (90, 20236), (120, 15177), (180, 10118), (360, 5059)]