28958620

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{8089}}^1$

素因数の和:8277

約数の個数: 24

約数和(自身を含む): 61160400

約数和(自身を除く): 32201780

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 8089, 16178, 32356, 40445, 80890, 161780, 1447931, 2895862, 5791724, 7239655, 14479310, 28958620]

約数ペア:

[(1, 28958620), (2, 14479310), (4, 7239655), (5, 5791724), (10, 2895862), (20, 1447931), (179, 161780), (358, 80890), (716, 40445), (895, 32356), (1790, 16178), (3580, 8089)]