20487330

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{8431}}^1$

素因数の和:8453

約数の個数: 48

約数和(自身を含む): 55246464

約数和(自身を除く): 34759134

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 8431, 16862, 25293, 42155, 50586, 75879, 84310, 126465, 151758, 227637, 252930, 379395, 455274, 682911, 758790, 1138185, 1365822, 2048733, 2276370, 3414555, 4097466, 6829110, 10243665, 20487330]

約数ペア:

[(1, 20487330), (2, 10243665), (3, 6829110), (5, 4097466), (6, 3414555), (9, 2276370), (10, 2048733), (15, 1365822), (18, 1138185), (27, 758790), (30, 682911), (45, 455274), (54, 379395), (81, 252930), (90, 227637), (135, 151758), (162, 126465), (243, 84310), (270, 75879), (405, 50586), (486, 42155), (810, 25293), (1215, 16862), (2430, 8431)]