28602140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{204301}}^1$

素因数の和:204317

約数の個数: 24

約数和(自身を含む): 68645472

約数和(自身を除く): 40043332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 204301, 408602, 817204, 1021505, 1430107, 2043010, 2860214, 4086020, 5720428, 7150535, 14301070, 28602140]

約数ペア:

[(1, 28602140), (2, 14301070), (4, 7150535), (5, 5720428), (7, 4086020), (10, 2860214), (14, 2043010), (20, 1430107), (28, 1021505), (35, 817204), (70, 408602), (140, 204301)]