331365740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1\times {\mathrm{1033}}^1$

素因数の和:1458

約数の個数: 48

約数和(自身を含む): 714651168

約数和(自身を除く): 383285428

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 373, 430, 746, 860, 1033, 1492, 1865, 2066, 3730, 4132, 5165, 7460, 10330, 16039, 20660, 32078, 44419, 64156, 80195, 88838, 160390, 177676, 222095, 320780, 385309, 444190, 770618, 888380, 1541236, 1926545, 3853090, 7706180, 16568287, 33136574, 66273148, 82841435, 165682870, 331365740]

約数ペア:

[(1, 331365740), (2, 165682870), (4, 82841435), (5, 66273148), (10, 33136574), (20, 16568287), (43, 7706180), (86, 3853090), (172, 1926545), (215, 1541236), (373, 888380), (430, 770618), (746, 444190), (860, 385309), (1033, 320780), (1492, 222095), (1865, 177676), (2066, 160390), (3730, 88838), (4132, 80195), (5165, 64156), (7460, 44419), (10330, 32078), (16039, 20660)]