2642588

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:677

約数の個数: 24

約数和(自身を含む): 5045040

約数和(自身を除く): 2402452

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 571, 1142, 1157, 2284, 2314, 4628, 7423, 14846, 29692, 50819, 101638, 203276, 660647, 1321294, 2642588]

約数ペア:

[(1, 2642588), (2, 1321294), (4, 660647), (13, 203276), (26, 101638), (52, 50819), (89, 29692), (178, 14846), (356, 7423), (571, 4628), (1142, 2314), (1157, 2284)]