31130340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{17891}}^1$

素因数の和:17932

約数の個数: 48

約数和(自身を含む): 90175680

約数和(自身を除く): 59045340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 17891, 35782, 53673, 71564, 89455, 107346, 178910, 214692, 268365, 357820, 518839, 536730, 1037678, 1073460, 1556517, 2075356, 2594195, 3113034, 5188390, 6226068, 7782585, 10376780, 15565170, 31130340]

約数ペア:

[(1, 31130340), (2, 15565170), (3, 10376780), (4, 7782585), (5, 6226068), (6, 5188390), (10, 3113034), (12, 2594195), (15, 2075356), (20, 1556517), (29, 1073460), (30, 1037678), (58, 536730), (60, 518839), (87, 357820), (116, 268365), (145, 214692), (174, 178910), (290, 107346), (348, 89455), (435, 71564), (580, 53673), (870, 35782), (1740, 17891)]